A DIAMOND GYPSY RING in 14ct yellow gold, set with three old cut diamonds all totalling 0.8-0.9 carats, stamped 585, size N1/2 / 7, 7.2g. 

Estimate £800 - £1,200

A RUBY AND DIAMOND CLUSTER RING in yellow gold, set with a central old European cut diamond surrounded by square step cut rubies and old cut diamonds, no assay marks, size J / 5, 4.6g. 

Estimate £600 - £800

AN AQUAMARINE AND DIAMOND RING set with an oval cut aquamarine of approximately 4.23 carats accented by single cut diamonds, partially obscured stamped PT, size O / 7.25, 5.5g. 

Estimate £1,500 - £2,500

A THREE STONE DIAMOND RING in 18ct white gold and platinum, set with three round brilliant cut diamonds, the diamonds all totalling 0.8-0.9 carats, inscribed 16/5/52 Tom-Mary, stamped 18ct plat, size M1/2 / 6.5, 2.5g. 

Estimate £400 - £600

A DIAMOND DRESS RING in 18ct yellow gold, the diamond shaped face set with a cluster of old cut diamonds, the diamonds all totalling 0.8-1.0 carat, stamped 18ct, size M / 6.25, 4.0g. 

Estimate £600 - £800

A SAPPHIRE AND DIAMOND THREE STONE RING set with an oval cut sapphire of approximately 1.34 carats accented on each side by a round brilliant cut diamond, the shoulders set with round cut diamonds, no assay marks, size N1/2 / 7, 5.0g. 

Estimate £700 - £900

A RUBY AND DIAMOND FLOWER RING the domed centre pave set with round cut diamonds, the petals set with oval cut rubies in borders of further diamonds, stamped 14K, size N1/2 / 7, 4.0g. 

Estimate £300 - £500

AN AQUAMARINE AND DIAMOND THREE STONE RING set with an octagonal step cut aquamarine of approximately 1.95 carats, accented on each side by a round brilliant cut diamonds, no assay marks, size N1/2 / 7, 3.4g. 

Estimate £400 - £600

A THREE STONE RUBY AND DIAMOND RING in 18ct white gold, set with an oval cut ruby of approximately 1.89 carats, accented on each side by a pear cut diamond, partial British hallmarks, stamped 750, size M1/2 / 6.5, 3.8g. 

Estimate £1,000 - £1,500

AN ANTIQUE DIAMOND AND EMERALD RING in 18ct yellow gold, set with three old cut diamonds and two octagonal step cut emeralds, French assay marks, size Q / 8, 2.7g. 

Estimate £1,000 - £1,500

A TRINITY RING in platinum, comprising three interlocking bands, partial British hallmarks, size J1/2 / 5, 8.9g. 

Estimate £300 - £500

A RUBY AND DIAMOND DRESS RING in yellow gold, set with small round cut rubies and round brilliant cut diamonds set in a foliate design, ACG maker's mark, stamped 750, size H / 4, 15.3g. 

Estimate £1,500 - £2,500

AN EMERALD AND DIAMOND RING set to the centre with an octagonal step cut emerald, the shoulders set with trios of round brilliant cut diamonds, stamped 750, size J1/2 / 5, 3.7g. 

Estimate £1,000 - £1,500

AN ANCIENT EGYPTIAN CARVED FAIENCE FROG RING in yellow gold, the glazed ceramic frog set to a later gold mount with pierced scrolling designs to the shoulders, no assay marks, size K 1/2 / 5.75, 3.0g. Accompanied by a facsimile letter dated 11/6/1939

Estimate £1,500 - £2,500

AN ANTIQUE LABRADORITE MONKEY RING in yellow gold, set with a carved labradorite monkey face, no assay marks, size O / 7.25, 4.3g. 

Estimate £1,000 - £1,500

A THREE STONE DIAMOND RING in 18ct yellow gold, set with three graduated old European cut diamonds, the largest of 1.10 carats, the diamonds all totalling 2.2-2.3 carats, full British hallmarks for London 1975, size O1/2 / 7.5, 4.0g. 

Estimate £3,000 - £5,000

AN ANTIQUE OPAL AND DIAMOND RING in yellow gold, set with three cabochon opals punctuated by pairs of rose cut diamonds, partially obscured British hallmarks, size O1/2 / 7.5, 3.1g. 

Estimate £400 - £600

AN ANTIQUE DIAMOND RING set with an old European cut diamond, the shoulders set with single cut diamonds, stamped PT, size M1/2 / 6.5, 2.4g. 

Estimate £250 - £350

AN ANTIQUE DIAMOND BELCHER RING in 18ct yellow gold, set with an old cut diamond of approximately 0.50 carats, full British hallmarks for Birmingham 1877, size S / 9, 8.3g. 

Estimate £1,000 - £1,500

A RUBY AND DIAMOND CLUSTER RING in 18ct yellow gold, set with a cushion cut ruby of approximately 1.53 carats in a cluster of round brilliant and transitional cut diamonds, full British hallmarks, size L / 5.75, 6.8g. 

Estimate £1,500 - £2,500

AN ANTIQUE GEORGIAN GARNET AND DIAMOND SWEETHEART RING in yellow gold and silver, set with two oval cut garnets, surmounted by a crown set with rectangular step cut garnets, no assay marks, size I 1/2 / 4.75, 2.6g.

Estimate £1,200 - £1,600

HANS HANSEN FOR GEORG JENSEN, A GOLD BAND RING in 18ct yellow and white gold, signed Georg Jensen, signed Hans Hansen, British import marks, stamped 750, size M1/2 / 6.5, 5.9g. Accompanied by a Georg Jensen jewellery box. 

Estimate £250 - £350

A BLUE TOPAZ AND DIAMOND RING set with a fancy cut blue topaz in a border of round brilliant cut diamonds, the band accented by further diamonds, stamped 18K, size N / 6.75, 3.3g. 

Estimate £500 - £700

AN ANTIQUE FIVE STONE RUBY RING in yellow gold, set with five graduating cushion cut rubies of 1.6-1.8 carats, no assay marks, size P / 8, 3.15g. 

Estimate £1,200 - £1,600

AN EMERALD AND DIAMOND DRESS RING set with three round cut emeralds in a border of single cut diamonds, the emeralds all totalling approximately 1.3-1.5 carats, Portuguese assay marks, size O / 7.25, 8.5g.

Estimate £2,500 - £3,500

A FINE NATURAL PEARL AND DIAMOND RING set with a pearl of 13.5mm, the shoulders set with marquise cut diamonds, the diamonds totalling 1.2-1.4 carats, no assay marks, size P1/2 / 8, 5.8g. Accompanied by a gemmological report stating that the pearl is

Estimate £6,000 - £8,000

A SOLITAIRE DIAMOND RING in platinum, set with an old European cut diamond of approximately 1.47 carats, the shoulders set with single cut diamonds, stamped PLAT, size M1/2 / 6.5, 3.3g. 

Estimate £3,000 - £5,000

A NATURAL SALTWATER PEARL AND DIAMOND RING set with a pearl of 8.9mm, the shoulders set with single cut diamonds, no assay marks, size O1/2 / 7.5, 3.3g. Accompanied by a gemmological report stating that the pearl is of natural saltwater origin. 

Estimate £4,000 - £6,000

AN ANTIQUE GEORGIAN GARNET AND ENAMEL MOURNING RING, c.1805 in yellow gold, set with a round cabochon pink garnet decorated on the band with white enamel with gold lettering 'Fream Arundell Ob 1 Aug 1805 Ae 19Yrs', no assay marks, ring size S 1/2, 9.

Estimate £1,000 - £1,500

A PINK TOURMALINE AND DIAMOND RING set with an octagonal step cut pink tourmaline, the band set with round brilliant cut diamonds, stamped 18K, size M / 6.25, 2.5g. 

Estimate £500 - £700

A SAPPHIRE AND DIAMOND DRESS RING set with three cushion cut sapphires in borders of old cut diamonds, the shoulders set with further diamonds, no assay marks, size M / 6.25, 3.7g. 

Estimate £1,500 - £2,500

A RUBY AND DIAMOND DRESS RING in white gold, set with a round cut ruby of approximately 0.60 carats, accented by marquise and round brilliant cut diamonds totalling weight 0.5-0.6 carats, no assay marks, size M / 6.5, 5.8g. 

Estimate £800 - £1,200

AN ANTIQUE SAPPHIRE AND DIAMOND TIARA RING in yellow gold and silver, set with a pear cut sapphire of approximately 1.42 carats and an old cut diamond of approximately 0.52 carats, accented by rose cut diamonds, no assay marks, size M / 6.25, 3.2g. 

Estimate £1,500 - £2,500

AN EMERALD AND DIAMOND CLUSTER HEART RING set with a heart cut emerald in a cluster of round brilliant cut diamonds, the band set with further diamonds, stamped 18K, size M1/2 / 6.5, 3.4g. 

Estimate £800 - £1,200

A DIAMOND DRESS RING the crossover ring set with a pear cut diamond of approximately 0.62 carats, accented by baguette cut diamonds, stamped IRID PLAT, size J1/2 / 5, 4.6g. 

Estimate £1,500 - £2,500

A GOLD FLOWER RING in yellow gold, designed as a flower, stamped 750, size L / 6, 5.95g. 

Estimate £400 - £600

A RUBY AND DIAMOND DRESS RING set with a marquise cut ruby in a stylised border of round brilliant cut diamonds, with fitting beads, no assay marks, size N1/2 / 7, 4.2g. 

Estimate £250 - £350

A SAPPHIRE AND DIAMOND RING set with an oval cut sapphire of approximately 3.42 carats in a border of round brilliant cut diamonds, the shoulders set with round brilliant and baguette cut diamonds, stamped 750, size N1/2 / 7, 4.3g. 

Estimate £2,000 - £3,000

A THREE STONE DIAMOND RING set with a marquise cut diamond of 1.07 carats accented on each side by a round brilliant cut diamond, the diamonds totalling 2.0-2.1 carats, no assay marks, size M / 6.25, 4.1g. 

Estimate £1,500 - £2,000

A TANZANITE AND DIAMOND CLUSTER RING set with an oval cut tanzanite in a cluster of round brilliant cut diamonds, stamped 750, size N1/2 / 7 4.4g. 

Estimate £800 - £1,200

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct white gold, set with an octagonal step cut sapphire of approximately 1.24 carats in a cluster of old European cut diamonds, full British hallmarks for London 1979, size N / 6.75, 3.0g. 

Estimate £1,000 - £1,500

AN AQUAMARINE AND DIAMOND RING  set with an octagonal step cut aquamarine of approximately 2.68 carats, the shoulders set with round brilliant cut diamonds, stamped 750, size O / 7.25, 4.3g. 

Estimate £700 - £900

A SAPPHIRE AND DIAMOND RING set with a cushion cut sapphire of approximately 2.77 carats in a border of baguette and round brilliant cut diamonds, the shoulders set with further diamonds, stamped 750, size N1/2 / 7, 5.2g. 

Estimate £1,500 - £2,500

AN EMERALD AND DIAMOND THREE STONE RING set with an octagonal step cut emerald between two round brilliant cut diamonds, marked indistinctly, size K1/2 / 5.5, 2.7g. 

Estimate £600 - £800

A SOLITAIRE DIAMOND ENGAGEMENT RING AND WEDDING BAND in 18ct white gold, the engagement ring set with a round brilliant cut diamond of approximately 0.35 carats, the trifurcated band set with further round brilliant cut diamonds, the fitted wedding b

Estimate £800 - £1,200

AN EMERALD AND DIAMOND RING set with an oval cut emerald of approximately 1.25 carats in a cluster of round brilliant and tapered baguette cut diamonds, stamped 750, size N1/2 / 7, 3.3g. 

Estimate £1,000 - £1,500

A FANCY INTENSE YELLOW DIAMOND RING set with a cushion cut yellow diamond of 1.00 carat in a border of round brilliant cut diamonds, the band set with further diamonds, inscribed 26/0.26ct, stamped 750, size M / 6.25, 3.6g. Accompanied by a GIA repor

Estimate £2,500 - £3,500

A FRENCH CITRINE, AMETHYST AND DIAMOND DRESS RING in 18ct yellow gold, set with a hexagonal step cut citrine, accented by buff top cabochon amethysts and round brilliant cut diamonds, French maker's mark, partially obscured French assay marks, size I

Estimate £1,500 - £2,500

A FINE ANTIQUE PEARL, DIAMOND AND ENAMEL DRESS RING in yellow gold, and silver, the oval face set with old cut diamonds on a blue enamel background, within a border of seed pearls, no assay marks, size K 1/2 / 5.75, 11.6g. 

Estimate £1,500 - £2,500

AN ANTIQUE SOLITAIRE DIAMOND RING in 18ct yellow gold and platinum, set with an old cut diamond, stamped 18ct PLAT, size L / 5.75, 1.9g. 

Estimate £150 - £250

AN ANTIQUE VICTORIAN SENTIMENTAL MIZPAH RING in yellow gold, the band with the word MIZPAH, translating as a sentiment meaning 'The Lord watch between me and thee, when we are absent from one another', no assay marks, size U1/2 / 10.25, 11.2g. 

Estimate £800 - £1,200

A SAPPHIRE AND DIAMOND TARGET RING set with a round cut diamond of approximately 0.52 carats in a border of calibre cut sapphires, the shoulders set with further diamonds, stamped 18K, size M / 6.25, 3.0g.  

Estimate £800 - £1,200

A RUBY AND DIAMOND FIVE STONE RING set with a row of cushion and round cut rubies and round brilliant cut diamonds, accented by round cut diamonds, the rubies totalling 1.8-2.0 carats, the diamonds totalling 0.7-0.8 carats, no assay marks, size O / 7

Estimate £2,000 - £3,000

AN ANTIQUE STUART CRYSTAL RING in yellow gold, depicting a skull beneath a faceted Stuart crystal, no assay marks, size L 1/2 / 6.25, 2.48g. 

Estimate £1,500 - £2,500

AN AMETHYST AND DIAMOND RING set with an oval cut amethyst of approximately 21.35 carats, the shoulders set with trios of round brilliant cut diamonds, stamped 18K, size L / 5.75, 18.5g. 

Estimate £1,000 - £1,500

AN ANTIQUE PEARL RING in yellow gold, set with five graduated pearls, no assay marks, size N / 7, 5.9g. 

Estimate £800 - £1,200

AN ANTIQUE GEORGIAN GARNET, NATURAL PEARL AND ENAMEL MOURNING RING, c.1830, in yellow gold, set with a cabochon garnet in a border of black enamel and pearls, inscribed 'Mercy Bean Ob 19th Ap' 1830 AET 85', no assay marks, size N / 6.75, 3.8g. 

Estimate £500 - £700

A SAPPHIRE AND DIAMOND DRESS RING the rectangular face set with three step cut sapphires in a border of single cut diamonds, no assay marks, size N1/2 / 7, 3.1g. 

Estimate £600 - £800

AN ANTIQUE AGATE INTAGLIO EROTIC RING in yellow gold, set with an agate intaglio carved to depict multiple figures in an erotic scene, no assay marks, K1/2 / 5.5, 4.3g. 

Estimate £1,500 - £2,500

AN ANTIQUE PEARL AND DIAMOND RING in 18ct yellow gold, set with a pearl in a cluster of old cut diamonds, stamped 18ct, size N / 6.75, 3.1g. 

Estimate £400 - £600

AN ANTIQUE EDWARDIAN OPAL AND DIAMOND RING in 18ct yellow gold, set with a cabochon opal in a cluster of old cut diamonds, the shoulders set with further cabochon opals, full British hallmarks for Birmingham 1906, size O1/2 / 7.5, 3.6g. 

Estimate £600 - £800

AN ANTIQUE RUBY AND DIAMOND RING in 9ct yellow gold, set with an old cut diamond accented on each side by a round cut ruby, stamped 9CT, size I1/2 / 4.5, 2.6g. 

Estimate £200 - £300

A SAPPHIRE AND DIAMOND CLUSTER RING set with a round cut sapphire of approximately 1.04 carats in a cluster of round brilliant cut diamonds the diamonds totalling 0.7-0.8 carats, no assay marks, size P 1/2 / 8.25, 4.6g. 

Estimate £1,000 - £1,500

AN ANTIQUE DIAMOND RING in 18ct yellow gold and silver, set with two rows of old cut diamonds accented by rose cut diamonds, stamped 18, size O1/2 / 7.5, 4.8g. 

Estimate £600 - £800

A DIAMOND, COLOURED DIAMOND, RUBY AND SAPPHIRE GIARDINETTO RING set with a fancy cut white diamond accented by a spray comprising a marquise cut ruby, round brilliant cut diamonds, marquise cut yellow diamond, marquise cut green and blue sapphire and

Estimate £2,500 - £3,500

A SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with an oval cut sapphire of approximately 1.74 carats, accented on each side by an old cut diamond, stamped 18ct, size R / 8.5, 4.9g. 

Estimate £2,000 - £3,000

A DIAMOND DRESS RING set with a cluster of baguette and round brilliant cut diamonds, the shoulders set with further baguette and round brilliant cut diamonds, the diamonds all totalling 1.8-1.9 carats, stamped 750, size N1/2 / 7, 5.6g. 

Estimate £2,000 - £3,000

AN EMERALD AND DIAMOND DRESS RING set with an octagonal step cut emerald in a border of baguette and transitional cut diamonds, stamped PLATINUM, size K1/2 / 5.5, 3.4g. 

Estimate £1,000 - £1,500

A PINK TOURMALINE AND DIAMOND SNAKE RING designed as a coiled snake ring, the head set with a pear cut pink tourmaline, accented by round brilliant cut diamonds, stamped 18K, size M / 6.25, 7.8g. 

Estimate £1,800 - £2,200

A BURMESE RUBY, AQUAMARINE AND DIAMOND RING set with a pear cabochon ruby of approximately 3.46 carats in a border of round cut diamonds and pear cut aquamarines, accented by a further round cut diamonds, no assay marks, size R / 8.75, 14.1g. Accompa

Estimate £400 - £600

AN AQUAMARINE AND DIAMOND DRESS RING in yellow and white gold, set with an octagonal step cut aquamarine, surrounded by two halos of round brilliant cut diamonds totalling 0.7-0.8 carats, no assay marks, size Q 1/2 / 8.5, 3.4g. 

Estimate £1,500 - £2,500

A THREE STONE DIAMOND RING set with three round brilliant cut diamonds, the diamonds all totalling 1.34 carats, inscribed 1/0.74ct 2/0.60ct, stamped 18K, size Q1/2 / 8.25, 4.2g. 

Estimate £1,200 - £1,600

A CELESTIAL EMERALD RING set with an oval cut emerald of approximately 8.64 carats, the band engraved with man in the moon, sun and star motifs, no assay marks, size P1/2 / 8, 12.3g. 

Estimate £3,000 - £5,000

A DIAMOND NAVETTE RING the navette shaped face pave set with round cut diamonds, on a double band, no assay marks, size N / 6.75, 2.3g. 

Estimate £200 - £300

AN ANTIQUE GARNET AND DIAMOND RING in yellow gold and silver, in foliate design set with cushion cut garnets and rose cut diamonds, no assay marks, size P / 7.75, 3.8g. 

Estimate £800 - £1,200

AN ANTIQUE SAPPHIRE AND DIAMOND RING set with three old cut diamonds and two round cut sapphires, no assay marks, size M / 6.25, 2.6g. 

Estimate £200 - £300

A DIAMOND BAND RING in 18ct yellow gold, set with a row of round brilliant and baguette cut diamonds all totalling 0.8-0.9 carats, full British hallmarks, size I1/2 / 4.5, 4.1g. 

Estimate £500 - £700

A SOLITAIRE DIAMOND RING in platinum, set with a round brilliant cut diamond of approximately 0.09 carats, full British hallmarks, stamped PT950, size H1/2 / 4, 3.9g. 

Estimate £100 - £150

A DIAMOND RING in 18ct yellow gold, set with an old European cut diamond of approximately 0.51 carats, stamped 18ct, size K / 5.25, 2.5g. 

Estimate £250 - £350

A SEVEN STONE DIAMOND RING in white gold, set with seven graduating round brilliant cut diamonds totalling 1.0-1.1 carats, no assay marks, size K 1/2, 3.67g. 

Estimate £1,500 - £2,500

A SOLITAIRE DIAMOND RING set with a round brilliant cut diamond of approximately 0.50 carats, stamped 585, size K / 5.25, 4.0g. 

Estimate £600 - £800

AN AMETHYST, PINK SAPPHIRE AND DIAMOND RING set with a cushion cut amethyst in a border of round brilliant cut diamonds, the shoulders set with round cut pink sapphires and further diamonds, stamped 14K, size N1/2 / 7, 6.3g. 

Estimate £1,000 - £1,500

A CHINESE GOLD SIGNET RING in high carat gold, in foliate design, Chinese assay marks, size Q1/2 / 8.5, 11.6g. 

Estimate £800 - £1,200

A NATURAL SALTWATER PEARL AND DIAMOND RING set with a pearl of 14.0mm, the gallery and shoulders set with single cut diamonds, no assay marks, size L1/2 / 6, 6.9g. Accompanied by a gemmological report stating that the pearl is of natural saltwater or

Estimate £20,000 - £30,000

A RUBY AND DIAMOND THREE STONE RING set with an octagonal step cut ruby of approximately 0.98 carats between two transitional cut diamonds, no assay marks, size J1/2 / 5, 2.3g. 

Estimate £800 - £1,200

A RUBY AND DIAMOND GYPSY RING set with an oval cut ruby between two round brilliant cut diamonds, stamped 750, size M / 6.35, 4.8g. 

Estimate £800 - £1,200

AN EMERALD AND DIAMOND RING set with an octagonal step cut emerald in a border of round brilliant and baguette cut diamonds, the shoulders set with further diamonds, stamped 750, size N1/2 / 7, 2.9g. 

Estimate £1,000 - £1,500

A DIAMOND HALF ETERNITY RING in platinum, half set with a row of round brilliant cut diamonds, inscribed 0.10, full British hallmarks, size N / 6.75, 7.6g. 

Estimate £250 - £350

A SAPPHIRE AND DIAMOND DRESS RING set with an oval cut sapphire of approximately 1.36 carats, accented by pear cut sapphires and old cut diamonds, no assay marks, size O 1/2 / 7.75, 2.72g. 

Estimate £800 - £1,200

A DIAMOND FULL ETERNITY RING in 18ct white gold, set all around with a row of round brilliant cut diamonds, partial British hallmarks, size J / 4.75, 2.8g. 

Estimate £250 - £350

A DIAMOND CLUSTER TOI ET MOI RING set with two clusters of round brilliant cut diamonds, no assay marks, size R1/2 / 8.5, 3.2g. 

Estimate £250 - £350

A THREE STONE DIAMOND DRESS RING in rose gold and silver, set with three old cut diamonds, no assay marks, size M / 6.5, 4.9g. 

Estimate £400 - £600

AN ANTIQUE GEORGIAN GREEN PASTE AND SEED PEARL RING set with a green paste stone in a border of seed pearls, no assay marks, size N1/2 / 7, 2.4g. 

Estimate £150 - £250

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

Estimate £300 - £500

A VINTAGE RUBY AND DIAMOND DRESS RING in platinum, set with an oval cut ruby of 0.75 carats in a border of old cut and single cut diamonds, stamped Platinum, size P / 7.75, 3.9g.

Estimate £800 - £1,200

A DIAMOND FULL ETERNITY RING set all around with a row of single cut diamonds, no assay marks, size K1/2 / 5.5, 4.9g. 

Estimate £600 - £800

A PINK TOURMALINE AND DIAMOND RING set with an octagonal step cut pink tourmaline in a border of round brilliant cut diamonds, the band set with further diamonds, stamped 18K, size M1/2 / 6.5, 2.9g. 

Estimate £800 - £1,200

A DIAMOND HALF ETERNITY RING in platinum, half set with a row of round brilliant cut diamonds, partial British hallmarks, stamped PT950, size M / 6.25, 3.1g. 

Estimate £250 - £350

AN ANTIQUE SAPPHIRE AND DIAMOND RING in 18ct yellow gold and silver, set with a row of alternating round cut diamonds and sapphires, full British hallmarks for Chester 1915, size L1/2 / 6, 3.0g. 

Estimate £400 - £600

A DIAMOND HALF ETERNITY RING in 18ct yellow gold, set with a row of round brilliant cut diamonds all totalling 0.33 carats, inscribed 0.33, London import marks, size M1/2 / 6.5, 2.7g. 

Estimate £150 - £250

A RUBY AND DIAMOND THREE STONE RING in 18ct yellow and white gold, set with an oval cut ruby of approximate total weight 0.89 carats, and two round brilliant cut diamonds of approximate total weight 0.50 carats, full British hallmarks for London 1976

Estimate £800 - £1,200

A DIAMOND RING in 18ct white gold, set with an old European cut diamond of approximately 1.09 carats, the shoulders set with further diamonds, full British hallmarks, size K / 5.25, 2.9g. 

Estimate £2,000 - £3,000

A VINTAGE DIAMOND AND ONYX RING in 9ct yellow gold, comprising a cushion shaped onyx set with a round brilliant cut diamond, full British hallmarks for London 1979, size M / 6.25, 4.0g. 

Estimate £250 - £350

AN EMERALD AND DIAMOND RING set with an octagonal step cut emerald, accented on each side by a round brilliant cut diamond, stamped 18CT, size N 1/2 / 7.25, 3.55g. 

Estimate £500 - £700

A SOLITAIRE DIAMOND RING in 18ct white gold, set with a round brilliant cut diamond of 0.34 carats, the shoulders set with further round brilliant cut diamonds, partial British hallmarks, stamped 750, size M1/2 / 6.5, 2.2g. 

Estimate £500 - £700

A SAPPHIRE AND DIAMOND RING in platinum, set with a round cut sapphire of approximately 2.03 carats, the stepped shoulders set with baguette cut diamonds, partial British hallmarks, stamped PT950, size L1/2 / 6, 6.6g. 

Estimate £1,000 - £1,500

NO RESERVE - A COLLECTION OF RINGS comprising a signet ring in 9ct yellow gold, full British hallmarks for Chester 1929, size O1/2 / 7.5, 2.0g, a three stone diamond ring, stamped 18CT & PLAT, size Q1/2 / 8.5, 2.2g. 

Estimate £200 - £300

A SHELL CAMEO RING set with an oval shell cameo carved to depict the bust of a lady, marked indistinctly, size U1/2 / 10.25, 9.3g. 

Estimate £300 - £500

A RUBY AND DIAMOND RING in 18ct yellow gold, the tapering ring set with round cut rubies and round brilliant cut diamonds in a geometric design, Birmingham import mark, size M / 6.25, 8.6g. 

Estimate £600 - £800

AN EMERALD AND DIAMOND RING set with an oval cut emerald of approximately 2.84 carats in a halo of round brilliant cut diamonds, the shoulders set with further diamonds, stamped 14K, size O / 7.25, 3.2g. 

Estimate £1,000 - £1,500

A DIAMOND THREE STONE RING in yellow gold and silver, set with three old cut diamonds, no assay marks, size K / 5.5, 2.9g. 

Estimate £1,500 - £2,500

A BLACK DIAMOND RING pave set all around with round cut black diamonds, stamped 18K 750, size M / 6.25, 4.0g. 

Estimate £300 - £500