AN AQUAMARINE AND DIAMOND RING in 18ct white gold, set with an emerald cut aquamarine of approximately 12.50 carats, accented by rows of round cut diamonds to the shoulders, full British hallmarks, size L1/2 / 6, 10.7g.

Estimate £2,000 - £3,000

AN OPAL AND DIAMOND RING in 9ct yellow gold, set with three oval cabochon cut opals, accented by round brilliant cut diamonds, full British hallmarks, size Q1/2 / 8.5, 3.8g.

Estimate £200 - £300

AN ANTIQUE PEARL, PERIDOT AND AMETHYST SUFFRAGETTE RING in yellow gold, set with an oval peridot to the centre between two pearls and two amethysts, no assay marks, size O1/2 / 7.5, 3.7g. 

Estimate £300 - £500

A SYNTHETIC GREEN SPINEL DRESS RING in 9ct yellow gold, set with an oval cut synthetic green spinel of approximately 15.23 carats, full British hallmarks, size J1/2 / 5, 7.1g.

Estimate £300 - £500

A DIAMOND GYPSY RING in 9ct yellow gold, set with a round brilliant cut diamond of approximately 1.62 carats, full British hallmarks, size M / 6.25, 11.7g. 

Estimate £800 - £1,200

A RUBY AND DIAMOND BAND RING in 18ct yellow gold, set half way around with a row of graduated step cut rubies between rows of round cut diamonds, full British hallmarks, size N / 6.75, 3.9g.

Estimate £600 - £800

A VINTAGE DIAMOND BELT BUCKLE RING in 18ct yellow gold, designed as a belt set with two round cut diamonds in star motifs, full British hallmarks for London 1959, size V / 10.75, 8.3g.

Estimate £400 - £600

AN EMERALD BAND RING in 9ct yellow gold, the textured, tapering band set with a round cut emerald, full British hallmarks, size O / 7.25, 5.3g.

Estimate £250 - £350

A GOLD SIGNET RING in yellow gold, the oval face depicting a family crest, no assay marks, size T1/2 / 10, 16.2g. 

Estimate £800 - £1,200

AN AMETHYST, PERIDOT AND PEARL DRESS RING in 9ct yellow gold, set with an oval cut amethyst between two round cut peridots, accented by pearls, full British hallmarks, size M / 6.25, 2.7g.

Estimate £120 - £180

AN ANTIQUE VICTORIAN AMETHYST AND DIAMOND RING in 15ct yellow gold, set with a central marquise cut amethyst between two pear shaped amethysts, accented by old cut diamonds, partial British hallmarks, size M1/2 / 6.5, 2.0g. 

Estimate £400 - £600

AN ANTIQUE EDWARDIAN DIAMOND SNAKE RING in 18ct yellow gold, designed as two coiled snakes, each head set with an old cut diamond, full British hallmarks for Chester 1912, size U1/2 / 10.5, 16.7g. 

Estimate £1,000 - £1,500

A VINTAGE PEARL AND DIAMOND RING in 14ct yellow gold, set with a pearl of 8.9mm and three graduating old cut diamonds, stamped 14K, size K / 5.25, 4.9g. 

Estimate £400 - £600

A VINTAGE OPAL AND AMETHYST RING in 9ct yellow gold, set with alternating oval cut amethysts and oval cabochon cut opals, full British hallmarks for Birmingham 1989, size N1/2 / 7, 4.7g.

Estimate £300 - £500

A VINTAGE AQUAMARINE AND DIAMOND DRESS RING in 18ct yellow gold, set with a pear shaped aquamarine accented by a row of round brilliant cut diamonds, no assay marks, size L / 5.75, 7.4g. 

Estimate £300 - £500

A VINTAGE PERIDOT AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut peridot in a border of single cut diamonds, full British hallmarks for London, 1965, 13.5cm, 3.6g.

Estimate £300 - £500

MIKIMOTO, A PEARL AND DIAMOND COCKTAIL RING in 18ct yellow gold and white gold, the stylised band set with a central pearl of 12.3mm, accented by round cut diamonds, stamped 750, size O / 7.25, 16.7g.

Estimate £2,000 - £3,000

A VINTAGE DIAMOND NAVETTE RING in yellow gold, the navette face set with old and rose cut diamonds all totalling 2.5-2.7 carats, no assay marks, size O / 7.25, 6.6g.

Estimate £1,500 - £2,500

AN ANTIQUE VICTORIAN RUBY AND DIAMOND GYPSY RING in 18ct yellow gold, the wide band set with an old cut diamond between two round cut rubies, stamped 18CT, size P1/2 / 8, 5.9g. 

Estimate £300 - £500

AN ART DECO STAR SAPPHIRE AND DIAMOND RING in platinum, set with a cabochon star sapphire of approximately 17.00 carats, the stylised shoulders set with single and baguette cut diamonds, inscribed 'F.R.C. 10.10.36', stamped .00IRID .900PLAT, size O /

Estimate £6,000 - £8,000

AN ANTIQUE DIAMOND FIVE STONE RING in platinum, set with a row of five graduated old cut diamonds, the diamonds all totalling 3.3-3.5 carats, stamped PLAT, size K1/2 / 5.5, 5.3g.  Guaranteed UK Mainland Christmas delivery subject to receipt of clear

Estimate £3,000 - £5,000

A RUBY AND DIAMOND CLUSTER RING in platinum, set with an oval cut ruby of 2.04 carats in a border of round brilliant cut diamonds, full British hallmarks, size M1/2 / 6.5, 6.3g. 

Estimate £8,000 - £12,000

A DIAMOND DRESS RING, BOODLES the octagonal face pave set with round cut diamonds totalling 1.40 carats, signed Boodles, size M / 6, 7.8g.

Estimate £1,000 - £1,500

DE GRISOGONO, A DIAMOND CONTRARIO COCKTAIL RING in 18ct white gold, the stylised band set with round cut diamonds all totalling approximately 6.00 carats, signed De Grisogono, size L / 5.75, 19.0g.

Estimate £6,000 - £8,000

A DIAMOND HEART RING in 10ct gold and silver, formed of three hearts, two set with single cut diamonds, stamped 10k, 925, size N1/2 / 7, 2.5g. 

Estimate £80 - £120

AN ANTIQUE VICTORIAN CARNELIAN MASONIC SEAL / SIGNET RING in 18ct yellow gold, the carnelian seal engraved with a Masonic symbol, full British hallmarks for London 1890, size S / 9.25, 9.4g. 

Estimate £400 - £600

A VINTAGE FRENCH SIGNET RING in 18ct yellow gold, the octagonal face to a decorative border, French assay marks, size S / 9.25, 4.5g. 

Estimate £300 - £500

AN ANTIQUE VICTORIAN RUBY AND PEARL RING in yellow gold, set with a row of pearls and accented by two cabochon cut rubies, no assay marks, size O1/2 / 7.5, 3.0g. 

Estimate £250 - £350

AN EMERALD, RUBY AND ENAMEL BLACKAMOOR RING in yellow gold, set with a black enamel head, cabochon rubies to the eyes, the body set with fancy cut emeralds, no assay marks, size Q / 8.26, 7.2g.

Estimate £1,500 - £2,500

A VINTAGE PEARL AND DIAMOND RING in yellow gold, the ring set to the centre with a pearl to a surround of rose cut diamonds, no assay marks, size I1/2 / 4.5, 1.5g. 

Estimate £250 - £350

A VINTAGE DIAMOND CLUSTER RING in 18ct yellow gold, set with a floral cluster of round brilliant cut diamonds, stamped 18K, size L / 5.75, 3.0g. 

Estimate £200 - £300

AN EMERALD AND DIAMOND RING in 18ct white gold, set with an octagonal step cut emerald of 5.71 carats in a border of round brilliant cut diamonds, the band set with a row of round and baguette cut diamonds, the diamonds all totalling 1.2-1.6 carats,

Estimate £4,000 - £6,000

A RUBELLITE TOURMALINE AND DIAMOND RING in platinum, set with an oval cut rubellite tourmaline of 8.54 carats in a border of round brilliant cut diamonds, further round brilliant cut diamonds to the band, full British hallmarks, size L1/2 / 6, 9.2g. 

Estimate £5,000 - £7,000

AN AQUAMARINE AND DIAMOND RING in white gold, set with a cushion cut aquamarine of 5.26 carats, to geometric diamond set shoulders, stamped Au750, size R1/2 / 8.75, 4.8g.

Estimate £1,000 - £1,500

A SOLITAIRE DIAMOND ENGAGEMENT RING in platinum, set with a round brilliant cut diamond, with further diamonds to the band, the diamonds totalling 1.01 carats, full British hallmarks, size L1/2 / 6, 5.3g. 

Estimate £2,000 - £3,000

A RUBY, EMERALD AND DIAMOND DRESS RING in 18ct white gold, set with a central cushion cut ruby of 0.96 carats, within a border set alternately with fancy shaped step cut emeralds and diamonds, with further baguette cut diamonds set to the shoulders,

Estimate £2,000 - £3,000

A 5.28 CARAT SOLITAIRE DIAMOND RING in platinum, set with a round brilliant cut diamond of approximately 5.28 carats, stamped PLAT, size P / 7.5, 6.0g.

Estimate £30,000 - £50,000

AN ONYX RING / PENDANT in 18ct yellow gold, in hexagonal design set on both sides with polished onyx, stamped 18K, 2.3cm, size K 1/2 / 5.5, 4.0g.

Estimate £500 - £700

AN ONYX, DIAMOND AND EMERALD RING in 18ct rose gold, designed as a bird, set with round cut diamonds, emeralds and onyx, stamped 750, size L / 5.75, 17.4g.

Estimate £2,000 - £3,000

A CITRINE AND DIAMOND DRESS RING in 9ct yellow gold and white gold, set with a large oval cut citrine between stepped shoulders set with round cut diamonds, full British hallmarks, size O / 7.25, 8.2g.

Estimate £400 - £600

A BURMESE RUBY AND DIAMOND TOI ET MOI RING in 18ct yellow gold, set with a pear cut ruby of 1.50 carats and pear cut diamond of 1.08 carats, the band set with round brilliant and princess cut diamonds and round and step cut rubies, stamped 18K, size

Estimate £10,000 - £15,000

A VINTAGE SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with a round cut sapphire to a double surround of single cut diamonds, stamped 18ct, size N1/2 / 7, 4.1g. 

Estimate £400 - £600

AN ANTIQUE MOONSTONE AND DIAMOND SWEETHEART RING, 19TH CENTURY AND LATER in yellow gold and silver, set with a heart shaped cabochon moonstone in a border of rose cut diamonds surmounted by a bow set with further rose cut diamonds, later shank stampe

Estimate £2,500 - £3,500

A RUBY AND DIAMOND DRESS RING in 18ct white gold, set with an oval cut ruby of 2.38 carats in a border of round and baguette cut diamonds, the diamonds all totalling 1.0-1.4 carats, stamped 750, size O / 7.25, 4.3g.

Estimate £1,000 - £1,500

AN ANTIQUE WILLIAM IV BAND RING in 18ct yellow gold, full British hallmarks for London 1833, size T1/2 / 10, 7.4g. 

Estimate £300 - £500

A VINTAGE EMERALD AND DIAMOND RING in 18ct yellow gold, set with an emerald to a surround of rose cut diamonds, stamped 18ct, size O / 7.25, 5.4g. 

Estimate £600 - £800

A DIAMOND CLUSTER RING set with a rose cut diamond in a border of round cut diamonds, accented by further rose cut and round cut diamonds, no assay marks, size O / 7.25, 9.1g.

Estimate £1,500 - £2,500

A TURQUOISE AND PEARL DRESS RING in 9ct yellow gold, set with a row of alternating pearls and turquoise, full British hallmarks, size O / 7, 1.6g.

Estimate £150 - £250

AN ANTIQUE VICTORIAN RUBY AND DIAMOND RING in 18ct yellow gold, set to the centre with an old cut diamond between two round faceted rubies, no assay marks, size T1/2 / 10, 3.3g. 

Estimate £200 - £300

A DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with a cushion cut diamond of 4.02 carats, in a halo of round brilliant cut diamonds to stylised diamond set shoulders, full British hallmarks, size M / 6, 10.7g. Accompanied by a GIA repor

Estimate £35,000 - £45,000

A SAPPHIRE AND DIAMOND THREE STONE RING in platinum, set with an oval cut sapphire of 1.43 carats accented on each side by a round brilliant cut diamond, full British hallmarks, size L1/2 / 6, 3.7g. 

Estimate £2,500 - £3,500

AN EMERALD AND DIAMOND CLUSTER RING in platinum, set with an oval cut emerald of 1.87 carats in a cluster of round brilliant cut diamonds, full British hallmarks, size O1/2 / 7.5, 7.2g. 

Estimate £2,500 - £3,500

VAN CLEEF & ARPELS, A DIAMOND OISEAUX DE PARADIS BETWEEN THE FINGER RING in 18ct white gold, the stylised open band of scrolling design, set with round cut diamonds, the diamonds all totalling 1.88 carats, signed VCA and numbered, French assay mark,

Estimate £8,000 - £12,000

A 2.66 CARAT SOLITAIRE DIAMOND RING set with a round brilliant cut diamond of 2.66 carats between two baguette cut diamonds, no assay marks, size K / 5.25, 4.8g. 

Estimate £8,000 - £12,000

AN AQUAMARINE AND DIAMOND DRESS RING in platinum, set with an octagonal cut aquamarine of 3.00 carats in a border of round brilliant cut diamonds, further round brilliant cut diamonds accenting the band, full British hallmarks, size N1/2 / 7, 7.2g. 

Estimate £1,500 - £2,500

A DIAMOND FLOWER RING in 18ct white gold, designed as an orchid, set with round cut diamonds all totalling 0.4-0.6 carats, stamped 750, size L / 5.75, 5.0g.

Estimate £600 - £800

A 5.98 CARAT CEYLON NO HEAT SAPPHIRE AND DIAMOND RING in platinum, set with an octagonal cut sapphire of 5.98 carats in a border of round brilliant cut diamonds, the stepped shoulders set with further round brilliant cut diamonds, partial British hal

Estimate £5,000 - £7,000

A RUBY AND DIAMOND RING the navette shaped face set with two round cut rubies, accented by round brilliant cut diamonds, the diamonds totaling 1.6-1.8 carats, no assay marks, size M / 6.25, 9.0g. 

Estimate £3,000 - £5,000

A DIAMOND RING in platinum, set with two pear cut diamonds, the diamonds totalling 0.82 carats, full British hallmarks, size N / 6.75, 5.0g. 

Estimate £2,000 - £3,000

AN IMPORTANT 4.46 CARAT D COLOUR INTERNALLY FLAWLESS SOLITAIRE DIAMOND RING in platinum, set with an emerald cut diamond of 4.66 carats in a halo of round brilliant cut diamonds, with further diamonds set to the band, full British hallmarks, size L1/

Estimate £140,000 - £180,000

VAN CLEEF & ARPELS, A PEARL AND DIAMOND COCKTAIL RING in 18ct yellow gold and white gold, set with a pearl of 15.0mm, in concentric borders of round cut diamonds and textured goldwork, signed Van Cleef & Arpels and numbered, French assay mark, size O

Estimate £6,000 - £8,000

A SAPPHIRE AND DIAMOND DRESS RING in 18ct white gold, set with a cushion cut sapphire of 6.91 carats in a border of round brilliant and baguette cut diamonds, the band accented by further baguette cut diamonds, the diamonds totalling 1.20 carats, sta

Estimate £4,000 - £6,000

A PEARL MOURNING RING, 19TH CENTURY AND LATER in yellow gold, set with a rectangular hairwork panel in a border of pearls, no assay marks, size L1/2 / 6, 5.4g. 

Estimate £250 - £350

AN ANTIQUE EDWARDIAN DIAMOND SNAKE RING, 1909 in 18ct yellow gold, designed as two coiled snakes, the heads set with old cut diamonds, full British hallmarks for Chester 1909, size T1/2 / 10, 8.1g. 

Estimate £1,500 - £2,500

A VINTAGE DIAMOND SOLITAIRE RING in 18ct yellow and white gold, set with a round brilliant cut diamond of approximately 0.35 carats, stamped 18K with partial British hallmarks, size K / 5.25, 2.4g. 

Estimate £300 - £500

BOUCHERON, A SOLITAIRE DIAMOND RING in 18ct rose gold, set with a round brilliant cut diamond of approximately 0.20 carats, signed Boucheron, stamped Au750, size M / 6.25, 3.6g. 

Estimate £1,000 - £1,500

AN EMERALD, SAPPHIRE AND DIAMOND RING in 18ct white gold, set with a cushion cut emerald of approximately 2.33 carats, accented on each side by a fancy cut sapphire, the shoulders accented by round brilliant cut diamonds, stamped 750, size O / 7.25,

Estimate £1,500 - £2,500

AN AQUAMARINE AND DIAMOND RING in platinum set with an oval cut aquamarine of 9.21 carats to diamond set shoulders over a scrolled gallery, stamped Pt950, size M / 6.25, 8.2g.

Estimate £1,200 - £1,800

AN IMPORTANT 5.35 CARAT SOLITAIRE DIAMOND RING in platinum, set with a marquise cut diamond of 5.35 carats, accented by round cut diamonds in the shoulders, full British hallmarks, size L / 5.75, 5.9g. Accompanied by a facsimile copy of a gemmologica

Estimate £180,000 - £240,000

A SOLITAIRE DIAMOND ENGAGEMENT RING in platinum, set with a round brilliant cut diamond of 0.74 carats, the band set with further round brilliant cut diamonds, full British hallmarks, size M1/2 / 6.5, 6.2g. 

Estimate £1,500 - £2,500

AN ANTIQUE VICTORIAN DIAMOND CLUSTER RING in 18ct yellow gold, set with a cluster of rose cut diamonds, stamped 18ct, size L1/2 / 6, 2.8g. 

Estimate £300 - £500

AN ANTIQUE ONYX CAMEO RING in 15ct yellow gold, set with a carved onyx cameo depicting a gentleman in profile to engraved shoulders, no assay marks, size O1/2 / 7.5, 6.9g. 

Estimate £600 - £800

AN ANTIQUE PEARL AND HAIRWORK MOURNING RING, 19TH CENTURY AND LATER, in yellow gold, the rectangular face set with a hairwork panel in a border of pearls, no assay marks, size N / 6.75, 4.3g. 

Estimate £250 - £350

AN ANTIQUE GEORGIAN GARNET AND PEARL RING in yellow gold, set with a cabochon cut garnet to a surround of pearls, no assay marks, size K / 5.25, 2.0g. 

Estimate £300 - £500

A VINTAGE DIAMOND SOLITAIRE RING in 18ct yellow gold, set with a round brilliant cut diamond of approximately 0.30 carats, full British hallmarks for Birmingham 1989, size N1/2 / 7, 3.0g. 

Estimate £400 - £600

A RUBY AND DIAMOND HALF ETERNITY RING in 18ct yellow gold, set with a row of alternating round brilliant cut diamonds and round cut rubies, full British hallmarks, size M / 6.25, 3.1g.

Estimate £600 - £800

A VINTAGE UNHEATED THAI RUBY AND DIAMOND RING in 18ct yellow gold, set with three round cut rubies totalling 1.44 carats punctuated by four old mine cut diamonds totalling 0.72 carats, stamped 18CT, size N1/2 / 7, 4.2g. Accompanied by three gemmologi

Estimate £2,000 - £3,000

A GARNET CLUSTER RING in 9ct yellow gold, set with a cluster of garnets, full British hallmarks, size P / 7.75, 1.9g. A GARNET CLUSTER RING

Estimate £60 - £80

A VINTAGE THREE STONE DIAMOND RING in 18ct yellow gold and platinum, the ring set with a central round brilliant cut diamond set between a single cut diamond and a round brilliant cut diamond, stamped PLAT, size O / 7.25, 2.6g. 

Estimate £200 - £300

A VINTAGE GENTLEMAN'S SIGNET RING in 9ct yellow gold, the face engraved with foliate design, size S / 9.25, partial British hallmarks, 8.4g. 

Estimate £150 - £250

AN ANTIQUE GARNET MOURNING RING, 19TH CENTURY AND LATER in yellow gold, set with a rectangular hairwork panel in a border of round cut garnets, no assay marks, size O1/2 / 7.5, 5.2g.

Estimate £300 - £500

AN ANTIQUE PEARL AND HAIRWORK MOURNING RING, 19TH CENTURY AND LATER, in yellow gold, the rectangular face set with a hairwork panel in a border of pearls, no assay marks, size L1/2 / 6, 5.1g. 

Estimate £300 - £500

A CORAL MOURNING RING, 19TH CENTURY AND LATER in yellow gold, set with a rectangular hairwork panel in a border of round cabochon coral, no assay marks, size N1/2 / 7, 6.0g. 

Estimate £200 - £300

A DIAMOND GENT'S RING, 1928 in 9ct yellow gold, the wide band set with an old cut diamond, full British hallmarks for London 1928, size T / 9.75, 6.6g. 

Estimate £200 - £300

A PEARL, PERIDOT AND AMETHYST FIVE STONE RING in yellow gold, set with an oval cut amethyst, two oval cut peridots and two cultured pearls, no assay marks, size O / 7.25, 5.0g.

Estimate £300 - £500

 AN OPAL AND DIAMOND RING in 18ct yellow set with alternating round brilliant cut diamonds and cabochon cut opals, to a stylised band, British import hallmarks, size N1/2 / 7, 2.8g.

Estimate £300 - £500

A SAPPHIRE AND DIAMOND DRESS RING in yellow gold, set with three graduated round cut sapphires totalling 2.5-2.7 carats surrounded by a border of round brilliant cut diamonds, stamped 14, size M / 6.25, 11.3g.

Estimate £600 - £800

AN ANTIQUE GEORGIAN AMETHYST AND PEARL RING in 12ct yellow gold, set with three elongated oval cut amethysts accented by pearls to an engraved band, full British hallmarks for Birmingham 1821, size M / 6.25, 1.4g. 

Estimate £300 - £500

A VINTAGE CITRINE RING in 9ct yellow gold, set with an oval cut citrine of approximately 7.95 carats, full British hallmarks, size L1/2 / 6, 4.5g.

Estimate £100 - £200

AN ANTIQUE OPAL AND DIAMOND RING in 18ct yellow gold, set to the centre with a round cabochon cut opal between two pear shaped opals, accented by old cut diamonds, indistinct assay marks, size N1/2 / 7, 2.8g. 

Estimate £400 - £600

AN ANTIQUE PEARL MOURNING RING, 19TH CENTURY AND LATER, in yellow gold, in foliate design, set with a rectangular hairwork panel in a border of pearls, no assay marks, size M / 6.25, 4.7g. 

Estimate £250 - £350

AN ANTIQUE VICTORIAN SOLITAIRE DIAMOND RING in 18ct yellow gold, the ring set with an old cut diamond of approximately 0.40 carats, full British hallmarks for London 1857, size O / 7.25, 2.9g. 

Estimate £300 - £500

AN ANTIQUE VICTORIAN PEARL AND TURQUOISE RING set with two polished cabochon cut turquoise and accented by pearls to a wirework surround, no assay marks, size O1/2 / 7.5, 2.4g. 

Estimate £300 - £500

AN ANTIQUE DIAMOND CLUSTER RING in yellow gold, set with a cluster of rose cut diamonds, no assay marks, size O / 7.25, 2.8g. 

Estimate £500 - £700

A CORAL AND PEARL CLUSTER RING in 9ct yellow gold, set with an oval cabochon coral in a border of pearls, full British hallmarks, size O / 7.25, 2.9g.

Estimate £150 - £250

A GARNET AND PEARL DRESS RING in 9ct rose gold, the face set with four oval cut garnets accented by pearls, full British hallmarks, size N1/2 / 7, 2.7g.

Estimate £200 - £300

AN ANTIQUE VICTORIAN PEARL AND TURQUOISE RING in 15ct yellow gold, set with a row of five pearls between two rows of turquoise, stamped 15, size Q / 8.25, 3.1g. 

Estimate £250 - £350

AN ANTIQUE AMETHYST RING, 19TH CENTURY AND LATER, in yellow gold, set with an oval cut amethyst, no assay marks, size M1/2 / 6.5, 4.8g. 

Estimate £250 - £350

AN ANTIQUE GEORGIAN GARNET RING in yellow gold, set with a cabochon garnet to trifurcated shoulders, with the initials D & A engraved to the back, no assay marks, size O / 7.25, 2.9g. 

Estimate £250 - £350

AN OPAL AND DIAMOND RING in 18ct yellow gold, set with an oval cabochon opal in a border of round brilliant cut diamonds, full British hallmarks, size L1/2 / 6, 3.9g. 

Estimate £600 - £800

A VINTAGE THREE STONE DIAMOND RING in 18ct yellow gold, set with three round brilliant cut diamonds, stamped 18ct, size L / 5.75, 2.0g. 

Estimate £300 - £500

A VINTAGE DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set to the centre with a round brilliant cut diamond to a surround of single cut diamonds, stamped 18CT and PLAT, size L / 5.75, 2.7g. 

Estimate £400 - £600

AN ANTIQUE GEORGIAN EMERALD, PEARL AND RUBY RING in yellow gold, set to the centre with an emerald to a surround of pearls, accented by rubies to the shoulders, the band with floral engravings, no assay marks, size Q / 8.25, 2.1g. 

Estimate £300 - £500

AN AMETHYST AND DIAMOND DRESS RING in 18ct yellow gold and white gold, set with an oval cut amethyst against a background of round cut diamonds, full British hallmarks, size Q / 8.25, 4.2g.

Estimate £400 - £600

AN AMETHYST AND DIAMOND DRESS RING in 9ct yellow gold, set with a round cut amethyst in a stylised border set with round cut diamonds, full British hallmarks, size O1/2 / 7.5, 2.8g.

Estimate £200 - £300

AN ANTIQUE VICTORIAN PEARL AND TURQUOISE RING in 18ct yellow gold, the navette shaped head set with pearls and turquoise, with further turquoise to the shoulders, partial British hallmarks, size O / 7.25, 2.3g. 

Estimate £250 - £350

A VINTAGE DIAMOND SOLITAIRE RING in 18ct yellow gold and platinum, set with an old cut diamond of approximately 0.50 carats, to rose cut diamond set shoulders, size N 1/2 / 7, 2.0g. 

Estimate £300 - £500

A DIAMOND DRESS RING in 18ct yellow gold and white gold, the oval face set with a trio of principal round cut diamonds in a border of further round cut diamonds, full British hallmarks, size N / 6.75, 3.7g.

Estimate £600 - £800

A RUBY AND DIAMOND RING in platinum, set with an oval cut ruby of 0.59 carats, accented by round brilliant cut diamonds, full British hallmarks, size L1/2 / 6, 5.6g. 

Estimate £1,000 - £1,500

A TANZANITE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut tanzanite of 9.40 carats in a cluster of round brilliant cut diamonds, the diamonds totalling 1.2-1.4 carats, full British hallmarks, size M1/2 / 6.5, 9.7g. 

Estimate £5,000 - £7,000

A COLOMBIAN EMERALD AND DIAMOND RING set with an octagonal step cut emerald of 1.91 carats in a scrolling border set with single cut diamonds, no assay marks, size P / 7.5, 6.3g.

Estimate £3,000 - £5,000

A SAPPHIRE AND DIAMOND RING in 18ct white gold, set with a cushion cut sapphire of 1.93 carats in a border of round brilliant cut diamonds, accented on each side by a trillion cut diamond, inscribed S1.93ct D0.22ct D0.13ct, stamped 750, size M / 6.25

Estimate £1,500 - £2,500

A BLUE TOPAZ AND DIAMOND DRESS RING in 18ct yellow gold and white gold, set with an emerald cut blue topaz accented by round cut diamonds, full British hallmarks, size O / 7, 7.0g.

Estimate £500 - £700

GRAFF, AN IMPORTANT 5.05 CARAT G COLOUR, VS1 SOLITAIRE DIAMOND RING in platinum, set with an emerald cut diamond of 5.05 carats between tapered baguette cut diamonds, signed GRAFF, stamped PT 900, size L1/2 / 6, 7.2g. Accompanied by a gemmological re

Estimate £100,000 - £150,000

A DIAMOND, EMERALD AND ONYX PANTHER RING in 18ct white gold, the open framework is set with round cut diamonds, marquise cut emerald eyes and a polished onyx nose, the diamonds all totalling 1.4-1.6 carats, no assay marks, size N / 6.75, 30.8g.

Estimate £8,000 - £12,000

AN ONYX AND DIAMOND CLUSTER RING in 9ct yellow gold, set with a round cabochon black onyx in a border of round cut diamonds, full British hallmarks, size O / 7.25, 2.4g.

Estimate £250 - £350

A SOLITAIRE DIAMOND RING in platinum, set with a princess cut diamond of 1.70 carats, partial British hallmarks, size H1/2 / 4, 4.1g.

Estimate £10,000 - £15,000

A VINTAGE DIAMOND SOLITAIRE RING in platinum, set with an old cut diamond of approximately 0.30 carats, stamped PLATINUM, size J1/2 / 5, 1.9g. 

Estimate £500 - £700

A BURMA NO HEAT RUBY AND DIAMOND RING set with a cushion cut ruby of 3.61 carats in a border of old and pear cut diamonds, accented by further single cut diamonds to the band, the diamonds all totalling 1.7-1.8 carats, stamped 18K, size K / 5.5, 7.0g

Estimate £12,000 - £16,000

A VINTAGE DIAMOND CLUSTER RING the marquise shaped head set with a cluster of single cut diamonds, no assay marks, size M1/2 / 6.5, 4.0g. 

Estimate £300 - £500

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct white gold, set with an oval cut sapphire of 1.96 carats in a cluster of round brilliant cut diamonds, stamped 750, size P / 7.75, 4.7g. 

Estimate £1,000 - £1,500

A SAPPHIRE AND DIAMOND RING in 18ct white gold, set with an oval cut sapphire of approximately 2.93 carats, the band accented by baguette cut diamonds, stamped 750, size N / 6.75, 3.7g. ND DIAMOND RING baguette cut diamonds

Estimate £3,000 - £5,000

AN ANTIQUE DIAMOND RING, 19TH CENTURY AND LATER, in yellow gold and silver, the navette shaped face set with rose cut diamonds, no assay marks, size G / 3.25, 4.3g. 

Estimate £250 - £350

A GLASS FILLED RUBY AND DIAMOND RING in 18ct white gold, set to the centre with an oval cut glass filled ruby, to a surround of baguette cut and round brilliant cut diamonds, stamped 750, size M / 6, 4.7g. 

Estimate £500 - £700

AN ANTIQUE FOILED ROCK CRYSTAL AND PEARL RING in yellow gold, set with a foiled oval cut rock crystal in a border of pearls, no assay marks, size M1/2 / 6.5, 6.2g. 

Estimate £300 - £500

A VINTAGE TWO TONE GOLD BANGLE in 9ct yellow and rose gold, formed in a weaving rope design, full British hallmarks, 20.0cm, 7.4g. 

Estimate £200 - £300

AN ANTIQUE CORAL AND PEARL MOURNING RING, 19TH CENTURY AND LATER, in yellow gold, set with a rectangular hairwork panel in a cluster of pearls and round cabochon corals, no assay marks, size P1/2 / 8, 7.2g.

Estimate £250 - £350

AN AQUAMARINE AND DIAMOND RING in platinum, set with an oval cut aquamarine of 3.35 carats in a double border of round brilliant cut diamonds, further round brilliant cut diamonds accenting the band, full British hallmarks, size N1/2 / 7, 7.9g. 

Estimate £2,000 - £3,000

A SAPPHIRE AND DIAMOND DRESS RING in 18ct white gold, set with a trio of marquise cut sapphires accented by round cut diamonds, full British hallmarks, size M1/2 / 6.5, 3.1g.

Estimate £500 - £700

A MORGANITE, PINK SAPPHIRE AND DIAMOND DRESS RING in 18ct rose gold, set with an oval cut morganite in a border of round cut pink topaz, with diamonds set to the band, stamped 750, size N / 6.75, 4.4g.

Estimate £1,500 - £2,500

A DIAMOND THREE STONE RING in platinum, set with three round brilliant cut diamonds, the diamonds totalling 1.72 carats, full British hallmarks, size M / 6.25, 6.3g. 

Estimate £6,000 - £8,000

A TIGER'S EYE RING / PENDANT in 18ct yellow gold, in hexagonal design set on both sides with tiger's eye, stamped 18K, size K1/2 / 5.5, 3.9g.

Estimate £400 - £600

LYDIA COURTEILLE, AN AMETHYST, JADEITE, GREEN GARNET AND DIAMOND COCKTAIL RING in 18ct blackened gold, set with a large checkerboard oval cut amethyst accented by carved jadeite flowers, and vines set with green garnets and diamonds, French maker's m

Estimate £8,000 - £12,000

A YELLOW SAPPHIRE, EMERALD AND DIAMOND CLUSTER RING in yellow and white gold, set with a cushion cut yellow sapphire of 3.28 carats in a cluster of pear cut emeralds and round brilliant cut diamonds, the emeralds all totalling 2.2-2.5 carats, the dia

Estimate £1,500 - £2,500

A TANZANITE AND DIAMOND RING in 18ct white gold, set with an oval cut tanzanite of approximately 28.60 carats, to stylised diamond set sweeping shoulders, French assay marks, size L / 5.75, 22.3g.

Estimate £5,000 - £7,000

AN OPAL AND DIAMOND DRESS RING in 9ct yellow gold and white gold, the face set with a round cabochon opal accented by round cut diamonds, full British hallmarks, size O / 7, 2.9g.

Estimate £250 - £350

AN AMETHYST AND DIAMOND DRESS RING in 9ct yellow gold and white gold, set with an emerald cut amethyst between rows of round cut diamonds in the shoulders, full British hallmarks, size O1/2 / 7.5, 4.0g.

Estimate £300 - £500

AN ANTIQUE GOLDSTONE AND PEARL RING, 19TH CENTURY AND LATER, in yellow gold, set with a a polished oval goldstone in a border of pearls, no assay marks, size K1/2 / 5.5, 3.8g. 

Estimate £250 - £350

A RUBY AND DIAMOND CLUSTER RING in yellow gold, set with an elongated oval cut ruby in a cluster of round brilliant cut diamonds, no assay marks, size P / 7.75, 8.1g. 

Estimate £4,000 - £6,000

A PERIDOT, GARNET, CITRINE AND DIAMOND RING in 18ct yellow gold, the ring set with a step cut garnet, peridot, and citrine, accented by round brilliant cut diamonds, French assay marks, size N / 6.75, 8.2g. 

Estimate £400 - £600

AN OPAL AND DIAMOND DRESS RING in 9ct yellow gold, set with five graduated oval cabochon opals accented by round cut diamonds, full British hallmarks, size O / 7.25, 2.9g.

Estimate £250 - £350

A RUBY, TOPAZ AND DIAMOND BUTTERFLY RING in 9ct yellow gold, designed as a butterfly, the wings set with oval cut rubies and topaz, with a diamond to the centre, full British hallmarks, size O / 7.25, 2.9g.

Estimate £150 - £250

A LAPIS LAZULI RING / PENDANT in 18ct yellow gold, in hexagonal design set on both sides with polished lapis lazuli, stamped 18K, size K1/2 / 5.5, 3.8g.

Estimate £400 - £600

AN ANTIQUE PEARL MOURNING RING, 18TH CENTURY AND LATER, in yellow gold, the navette shaped face set with a hairwork panel in a border of pearls, inscribed on the reverse 'Prince Esq. Captn the 9th Reg ob. 31 Aug 1783', no assay marks, size Q / 8.25,

Estimate £300 - £500

A VINTAGE SAPPHIRE AND DIAMOND BOMBE RING in 18ct yellow gold, the head in an openwork scroll design accented with round brilliant cut diamonds and a round cut sapphire, stamped HANDARBEIT DETERING, size O / 7.25, 7.3g. 

Estimate £400 - £600

A RUBY DRESS RING in 18ct yellow gold, set with an oval cut ruby of approximately 1.75 carats to a bifurcated band, full British hallmarks, size M / 6.25, 5.3g. 

Estimate £2,000 - £3,000

A SAPPHIRE AND DIAMOND THREE STONE RING in 9ct yellow gold, with a round cut sapphire accented by single cut diamonds, full British hallmarks, size N / 6.75, 0.9g. 

Estimate £80 - £120

A SOLITAIRE DIAMOND RING in platinum, set with an old European cut diamond of approximately 3.00 carats, the shoulders accented by baguette cut diamonds, stamped PLAT, size M1/2 / 6.5, 4.4g. 

Estimate £20,000 - £30,000

A DIAMOND SOLITAIRE RING in platinum, set with a rectangular step cut diamond, partial British hallmarks, size O / 7.25, 4.4g. 

Estimate £300 - £500

A DIAMOND FIVE STONE RING in platinum, set with a row of five graduated round brilliant cut diamonds, the diamonds totalling 1.01 carats, full British hallmarks, size M / 6.25, 5.3g. 

Estimate £1,500 - £2,500

A DIAMOND TOI ET MOI RING in platinum, set with two round brilliant cut diamonds, with further diamonds to the band, the diamonds all totalling 1.21 carats, full British hallmarks, size L1/2 / 6, 5.1g. 

Estimate £4,000 - £6,000

AN AQUAMARINE AND DIAMOND RING in white gold, set with a cushion cut aquamarine of 7.07 carats, to stylised bifurcated diamond set shoulders, set with baguette cut and single cut diamonds, stamped Au750, size O1/2 / 7.5, 5.0g.

Estimate £1,500 - £2,500

A DIAMOND ETERNITY RING set with a row of round brilliant cut diamonds, no assay marks, size M / 6.25, 3.1g.

Estimate £500 - £700

A COLOMBIAN EMERALD AND DIAMOND RING in yellow and white gold, set with an octagonal step cut emerald of 1.65 carats in a border of round brilliant cut diamonds, no assay marks, size L1/2 / 6, 4.0g. Accompanied by a gemmological report stating that t

Estimate £3,000 - £5,000

A 3.02 CARAT G COLOUR, VVS2 SOLITAIRE DIAMOND RING in platinum, set with a round brilliant cut diamond of 3.02 carats, stamped PLATINUM, size O / 7.25, 4.6g. Accompanied by a gemmological report from the GIA stating the diamond is of G colour and VVS

Estimate £40,000 - £50,000

AN OPAL AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an opal of approximately 1.49 carats, in a cluster of round brilliant cut diamonds, full British hallmarks, size P / 7.75, 7.2g.

Estimate £800 - £1,200

AN ANTIQUE GARNET AND PEARL MOURNING BROOCH, 19TH CENTURY AND LATER, in yellow gold, set with a hairwork panel in a border of pearls and round cut garnets, no assay marks, size M1/2 / 6.5, 4.9g. 

Estimate £200 - £300

AN ANTIQUE PEARL MOURNING BROOCH set to the centre with hairwork to a pearl frame, no assay marks, 1.8cm, 4.1g. 

Estimate £100 - £200

BULGARI, A B.ZERO1 DIAMOND RING in 18ct white gold, the ring set round with a row of round brilliant cut diamonds and engraved with the Bulgari logo, signed Bulgari, stamped 750, size M / 6, 7.4g.

Estimate £1,500 - £2,500

A PINK SAPPHIRE AND DIAMOND CLUSTER RING in platinum, set with an oval cut pink sapphire of 1.35 carats in a double border of round brilliant cut diamonds, further round brilliant cut diamonds accenting the band, full British hallmarks, size M / 6.25

Estimate £2,000 - £3,000

AN EMERALD AND RUBY RING in yellow gold, the openwork ring in scrolling design set with a step cut emerald and accented by step cut emeralds and oval cut rubies, further oval cut rubies set to the band, no assay marks, size K1/2 / 5.5, 9.9g. 

Estimate £2,000 - £3,000

A CORAL MOURNING RING, 19TH CENTURY AND LATER in yellow gold, set with a rectangular hairwork panel in a border of round cabochon coral, no assay marks, size N / 6.75, 4.3g. 

Estimate £250 - £350

A SAPPHIRE AND DIAMOND RING set with a round cut sapphire, the shoulders set with round brilliant cut diamonds, no assay marks, size O / 7.25, 2.1g. 

Estimate £250 - £350

AN ONYX RING in 9ct yellow gold, set with a piece of polished onyx to a four row band, no assay marks, size P1/2 / 8, 5.5g. 

Estimate £200 - £300

A VINTAGE TURQUOISE AND PEARL FLIP RING in yellow gold, with a swivel face set to one side with turquoise and to the other side with pearls, no assay marks, size V1/2 / 11, 6.0g. 

Estimate £600 - £800

AN AQUAMARINE AND DIAMOND RING in 18ct white gold, set with an octagonal cut aquamarine, the stepped shoulders accented by single cut diamonds, stamped 750, size N / 6.75, 2.8g. 

Estimate £400 - £600

A MULTICOLOURED TOURMALINE FULL ETERNITY RING in 18ct yellow gold, set all around with three rows of cabochon pink, green, blue and yellow tourmalines, stamped 18, size N / 6.5, 3.3g.

Estimate £500 - £700

A RUBY AND DIAMOND CLUSTER RING in yellow gold, set with an oval cut ruby of approximately 3.29 carats in a cluster of round brilliant cut diamonds, no assay marks, size Q1/2 / 8.5, 3.3g. 

Estimate £1,500 - £2,500

A VINTAGE DIAMOND CLUSTER RING in 18ct yellow gold, set with a round brilliant cut diamond to a star motif accented by single cut diamonds, stamped 750, size Q / 8.25, 4.4g. 

Estimate £300 - £500

A BLUE TOPAZ AND DIAMOND DRESS RING in 9ct yellow gold and white gold, set with an oval cut blue topaz within a border of round cut diamonds, full British hallmarks, size O / 7.25, 4.7g.

Estimate £300 - £500

A RUBY AND DIAMOND RING set with a pear cut ruby of approximately 2.84 carats, accented by round brilliant cut diamonds, no assay marks, size P1/2 / 8, 2.6g. 

Estimate £1,000 - £1,500

A GARNET AND DIAMOND SWEETHEART RING in yellow gold, set with a pear shaped cabochon cut garnet to a surround of rose cut diamonds, the shoulders designed as two leaves, no assay marks, size N1/2 / 7, 2.5g.

Estimate £800 - £1,200

AN ANTIQUE DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with five old cut diamonds arranged as a cross, stamped 18CT and PLAT, size Q / 8.25, 3.9g.

Estimate £500 - £700

A TOPAZ AND DIAMOND DRESS RING in 9ct yellow gold and white gold, the face set with four oval cut blue topaz accented by round cut diamonds, full British hallmarks, size M1/2 / 6.5, 1.9g.

Estimate £150 - £250

A SAPPHIRE AND DIAMOND FIVE STONE RING in 18ct yellow gold, ste with alternating old cut diamonds and round cut sapphires, stamped 18CT, size S / 9.25, 3.3g. 

Estimate £300 - £500

AN EMERALD AND GOLD DRESS RING in 9ct yellow gold, the ring with a domed face set with a curved line of round cut emeralds to a textured leaf design, full British hallmarks, size M1/2 / 6.5, 7.1g. 

Estimate £200 - £300

A VINTAGE DIAMOND TOI ET MOI RING in yellow and white gold, set with two old cut diamonds, no assay marks, size P / 7.75, 1.9g. 

Estimate £300 - £500

A BURMA NO HEAT RUBY AND DIAMOND RING in 18ct white gold, set with a central cushion cut ruby of 3.72 carats, within a two row border of round cut diamonds, the diamonds totalling 1.38 carats, stamped 750, size N / 6.5, 7.0g. Accompanied by a gemmolo

Estimate £10,000 - £15,000

A VINTAGE AMETHYST AND DIAMOND CLUSTER RING in 18ct yellow gold, set to the centre with a round cut amethyst to a cluster of single cut diamonds, full British hallmarks for Birmingham 1962, size L / 5.75, 3.3g. 

Estimate £200 - £300

A VINTAGE DIAMOND CLUSTER RING in 15ct yellow gold, set with a round brilliant cut diamond to the centre and a cluster of single cut diamonds, stamped 15CT, size L1/2 / 6, 3.6g. 

Estimate £250 - £350

A VINTAGE PERIDOT AND DIAMOND CLUSTER RING in 18ct yellow gold, set to the centre with an oval cut peridot to a surround of single cut diamonds, full British hallmarks for Birmingham 1968, size J / 4.75, 3.6g. 

Estimate £250 - £350

A VINTAGE DIAMOND SOLITAIRE RING in 18ct yellow gold and platinum, set with a round brilliant cut diamond of approximately 0.40 carats to platinum shoulders and a yellow gold band, stamped 18CT and PLAT, size L / 5.75, 2.3g. 

Estimate £500 - £700

AN AMETHYST DRESS RING in 9ct yellow gold, set with a row of five graduated oval cut amethysts, full British hallmarks, size N / 6.75, 2.7g.

Estimate £150 - £250

AN ORANGE SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with a cushion cut yellow orange sapphire of 5.05 carats, accented by trios of round brilliant cut diamonds, stamped 750, size N / 6.75, 4.4g. 

Estimate £1,500 - £2,500

A RUBY AND DIAMOND DRESS RING in 18ct yellow gold, set with two round cut rubies in borders of round cut diamonds, with further diamonds set to the shoulders, full British hallmarks, size N / 7, 4.1g.

Estimate £500 - £700

A SAPPHIRE AND DIAMOND CLUSTER RING in platinum, set with an oval cut sapphire of 1.26 carats in a border of round brilliant cut diamonds, with further diamonds to the band, full British hallmarks, size M / 6.25, 7.0g. 

Estimate £2,000 - £3,000

A SOLITAIRE DIAMOND RING set with a round brilliant cut diamond of approximately 1.02 carats, to a plain band, stamped 750, size M / 6, 13.1g. 

Estimate £2,500 - £3,500

A RUBY AND DIAMOND CLUSTER RING in 18ct white gold, set with an oval cut ruby of 2.49 carats in a border of round brilliant and baguette cut diamonds, further round brilliant cut diamonds accenting the band, the diamonds totalling 0.96 carats, stampe

Estimate £2,000 - £3,000

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct white gold, set with an oval cut sapphire of 3.12 carats in a cluster of round brilliant cut diamonds, the diamonds totalling 0.62 carats, inscribed S3.12 d0.62, stamped 750, size N / 6.75, 5.5g. 

Estimate £3,000 - £5,000

AN AQUAMARINE AND DIAMOND RING in white gold, set with a cushion cut aquamarine of 6.56 carats to stylised bifurcated shoulders set with single cut diamonds, stamped Au750, size R / 8.75, 4.5g.

Estimate £1,000 - £1,500

A BLUE TOPAZ AND DIAMOND DRESS RING in 9ct white gold, set with a large emerald cut blue topaz between stepped shoulders set with round cut diamonds, full British hallmarks, size N / 6.5, 12.0g.

Estimate £500 - £700

A YELLOW SAPPHIRE AND DIAMOND CLUSTER RING in 18ct white gold, set with an oval cut yellow sapphire of 1.90 carats in a cluster of round brilliant cut diamonds, full British hallmarks, size O / 7.25, 5.6g. 

Estimate £2,000 - £3,000

A VINTAGE THREE STONE DIAMOND RING in 18ct white gold and platinum, set with three round cut diamonds totalling 0.3-0.4 carats, stamped 18Ct&PT, size P / 7.75, 2.8g.

Estimate £300 - £500

A VINTAGE RUBY AND DIAMOND RING in 18ct yellow gold and platinum, set with a round cut ruby to a cluster of old cut diamonds, stamped 18CT & PLAT, size Q / 8.25, 2.3g. 

Estimate £300 - £500

AN EMERALD AND DIAMOND CLUSTER RING in 18ct white gold, set with an oval cut emerald of 1.64 carats in a border of round brilliant cut diamonds, the diamonds all totalling 0.8-0.9 carats, stamped 750, size O / 7.25, 3.6g.

Estimate £1,000 - £1,500

AN EMERALD AND DIAMOND DRESS RING in 18ct white gold, set with an oval cut emerald of 1.85 carats in a border of round brilliant cut diamonds, with baguette cut diamonds set to the shoulders, the diamonds all totalling 0.8-0.9 carats, stamped 750, si

Estimate £1,200 - £1,800

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct white gold, set with an oval cut sapphire of 1.05 carats in a cluster of round brilliant cut diamonds, stamped 750, size N1/2 / 7, 4.5g. 

Estimate £600 - £800

A BURMA NO HEAT RUBY AND DIAMOND CLUSTER RING in 18ct white gold, set with a pear cut ruby of 1.21 carats in a border of round cut diamonds, with further diamonds set to the shoulders, full British hallmarks, size N / 6.75, 2.8g. Accompanied by a gem

Estimate £3,500 - £4,500

A SOLITAIRE DIAMOND ENGAGEMENT RING in platinum, set with a round brilliant cut diamond in a border of round brilliant cut diamonds, with further diamonds to the band, the diamonds all totalling 0.70 carats, full British hallmarks, size N1/2 / 7, 4.6

Estimate £1,500 - £2,500

A DIAMOND SOLITAIRE RING set with a round brilliant cut diamond of approximately 0.50 carats, indistinct assay marks, size S1/2 / 9.5, 5.0g. 

Estimate £400 - £600