A GREEN TOURMALINE RING in 18ct yellow gold, set with an oval cabochon green tourmaline on a square gold band, stamped 750, size M / 6.25, 30.2g. 

Estimate £1,500 - £2,500

NO RESERVE - A PINK SAPPHIRE RING in yellow gold, set with a cushion cut pink sapphire of approximately 1.30 carats, Portuguese assay marks, size J / 4.75, 3.5g. 

Estimate £1,000 - £1,500

CARTIER, A GOLD RING, 1999 in 18ct yellow gold, comprising a domed square face, signed Cartier and numbered, 1999, stamped 750, size N / 6.75, 21.5g. 

Estimate £800 - £1,200

AN ANTIQUE FIVE STONE DIAMOND RING in 18ct yellow gold, set with five old cut diamonds, stamped 18CT, size O1/2 / 7.5, 3.2g. 

Estimate £500 - £700

AN ANTIQUE CARNELIAN INTAGLIO LOCKET RING in 18ct yellow gold, set with a carnelian intaglio carved to depict the profile of a Roman soldier, opening to reveal a glass covered locket compartment,  later full British hallmarks for London 1952, size R

Estimate £1,500 - £2,500

AN UNMOUNTED 1.92 CARAT BRAZILIAN ALEXANDRITE  octagonal step cut, 1.92 carats. Accompanied by a facsimile gemmological report stating that the alexandrite is of Brazilian origin with excellent colour change, with a prominent to strong colour change

Estimate £18,000 - £22,000

A SAPPHIRE AND DIAMOND THREE STONE RING in yellow gold and platinum, set with a cushion cut sapphire of approximately 1.00 carat between two old cut diamonds, the diamonds both totalling 1.3-1.5 carats, no assay marks, size N1/2 / 7. 3.6g. 

Estimate £2,000 - £3,000

A SAPPHIRE AND DIAMOND GYPSY RING in yellow gold, set with an oval cut sapphire accented by two round brilliant cut diamonds, no assay marks, size Q / 8.25, 6.7g.

Estimate £600 - £800

AN AQUAMARINE AND DIAMOND RING in 18ct white gold, set with a round cut aquamarine of 6.71 carats in a border of round brilliant cut diamonds, inscribed 6.71ct d0.29ct, stamped Au750, size N / 6.75, 5.1g. 

Estimate £600 - £800

A DIAMOND DRESS RING in 14ct white gold, set with three round brilliant cut diamonds weighing approximately 0.58, 0.75 and 0.60 carats, accented by further round brilliant cut diamonds, the diamonds all totalling 2.8-3.0 carats, stamped 14K, size N /

Estimate £2,500 - £3,500

A COLOMBIAN EMERALD AND DIAMOND THREE STONE RING in platinum, set with an octagonal step cut of 1.32 carats, flanked by two baguette cut diamonds, no assay marks, size M / 6.25, 3.3g. Accompanied by a gemmological report stating that the emerald is o

Estimate £4,000 - £6,000

NO RESERVE - AN UNHEATED RUBY GYPSY RING in yellow gold, set with an oval cut ruby of 1.17 carats, no assay marks, size L / 5.75, 6.7g. Accompanied by a gemmological report stating the ruby shows no indication of heat treatment. 

Estimate £1,200 - £1,600

AN EMERALD RING in 18ct yellow gold, set with a cabochon emerald on a satin finish band, stamped 18K, size L1/2 / 6, 1.6g. 

Estimate £800 - £1,200

A RAINBOW MOONSTONE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cabochon rainbow moonstone (labradorite) of 10.11 carats, in a cluster of round brilliant cut diamonds, inscribed 10.11ct d0.32ct, stamped Au750, size N / 6.75, 5.5g. 

Estimate £800 - £1,200

A DIAMOND DRESS RING in 18ct yellow gold, the stylised face set with clusters of round brilliant cut diamonds in rope work borders, stamped K18, size Q1/2 / 8.5, 11.9g. 

Estimate £800 - £1,200

TIFFANY & CO., A DIAMOND HALF ETERNITY RING in platinum, half set with a row of round brilliant cut diamonds, signed Tiffany & Co., stamped PT950, size M / 6.25, 4.7g. 

Estimate £500 - £700

NO RESERVE - A SAPPHIRE AND DIAMOND CLUSTER RING in white gold, set with an oval cabochon sapphire of approximately 2.10 carats in a cluster of single cut diamonds, no assay marks, size K1/2 / 5.5, 5.3g. 

Estimate £800 - £1,200

AN AQUAMARINE AND DIAMOND DRESS RING in 18ct white gold, set with a cushion cut aquamarine of 14.56 carats, in a stylised border set with round brilliant cut diamonds, inscribed 14.56ct d0.82ct, stamped AU750, size N1/2 / 7, 11.2g. 

Estimate £1,200 - £1,600

AN UNHEATED SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold, set with an oval cut sapphire of 3.42 carats in a cluster of old and brilliant cut diamonds, no assay marks, size O1/2 / 7.5, 5.7g. Accompanied by a gemmological report stating that the sa

Estimate £4,000 - £6,000

A MOONSTONE, RUBY AND DIAMOND RING in yellow gold, set with a round cabochon moonstone in a border of cabochon rubies and round cut diamonds, no assay marks, size M / 6.25, 3.3g. 

Estimate £150 - £250

A THREE STONE DIAMOND RING in platinum, set with three old European cut diamonds all totalling 2.26 carats, no assay marks, size N / 6.75, 4.1g. 

Estimate £2,500 - £3,500

A SOLITAIRE DIAMOND RING in platinum, set with an old European cut diamond of 1.26 carats, inscribed 1.26, no assay marks, size L / 5.75, 3.1g. 

Estimate £2,000 - £3,000

A DIAMOND AND RUBY TARGET RING in yellow gold, the heart shaped face set with a rose cut diamond in a border of calibre cut rubies and old cut diamonds, no assay marks, size M / 6.25, 3.1g. 

Estimate £2,000 - £3,000

AN ANTIQUE EDWARDIAN DIAMOND SNAKE RING, 1907 in 18ct yellow gold, designed as a coiled snake, set with old cut diamond eyes and a row of old cut diamonds, full British hallmarks for Birmingham 1907, size S1/2 / 9.25, 10.7g.

Estimate £500 - £700

A RUBY AND DIAMOND THREE STONE RING in 18ct yellow gold, set with an oval cut ruby of approximately 1.20 carats accented on each side by an old cut diamond, the diamonds totalling 0.7-0.8 carats, partial British hallmarks, size O / 7.25, 5.2g. 

Estimate £4,000 - £6,000

A ROMAN REVIVAL GARNET RING in high carat yellow gold, set with a cabochon cut garnet, no assay marks, size U / 10.25, 6.3g. 

Estimate £500 - £700

NO RESERVE - AN AGATE INTAGLIO RING in yellow gold, set with an agate intaglio carved to depict mythological figures, no assay marks, size O / 7.25, 7.3g. 

Estimate £500 - £700

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct white gold, set with an oval cut sapphire in a cluster of rose cut diamonds, stamped 750, size S1/2 / 9.25, 7.5g. 

Estimate £600 - £800

AN ANTIQUE CORAL, PEARL AND DIAMOND RING in yellow gold, set with three half pearls and two cabochon corals, accented by rose cut diamonds, no assay marks, size V / 10.5, 3.9g. 

Estimate £400 - £600

AN EMERALD AND DIAMOND BALLERINA RING in platinum, set with an oval cabochon emerald of 7.39 carats in a border of round and baguette cut diamonds, the diamonds all totalling 1.59 carats, inscribed 7.39 D1.59, stamped Pt900, size L / 5.75, 14.4g. 

Estimate £1,500 - £2,500

A CEYLON NO HEAT SAPPHIRE AND DIAMOND RING in platinum, set with an octagonal step 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 hallmarks

Estimate £4,000 - £6,000

A DIAMOND HALF ETERNITY RING in 18ct white gold, half set with a row of emerald cut diamonds, the diamonds all totalling 2.9-3.1 carats, full British hallmarks, size M1/2 / 6.5, 6.1g. 

Estimate £3,500 - £4,500

A PAIR OF OPAL AND DIAMOND DROP EARRINGS in yellow gold, each comprising an old European cut diamond suspending an oval cabochon opal drop, no assay marks, 3.5cm, 11.7g. 

Estimate £3,500 - £4,500

A DIAMOND ETERNITY RING in 18ct yellow gold, set all around with round brilliant and single cut diamonds, stamped 750, size M1/2 / 6.5, 2.8g. 

Estimate £500 - £700

A MOONSTONE AND DIAMOND RING in 18ct yellow gold, set with an oval cabochon moonstone of 15.37 carats, the shoulders accented by trios of round cut diamonds, inscribed 15.37 0.11, stamped K18, size M / 6.25, 12.0g. 

Estimate £1,000 - £1,500

A SOLITAIRE DIAMOND RING in 18ct yellow gold, set with an emerald cut diamond of 1.03 carats, partial British hallmarks, size N / 6.75, 3.3g. 

Estimate £3,000 - £5,000

A DIAMOND SNAKE RING in yellow gold, designed as a coiled snake, the eyes set with single cut diamonds, no assay marks, size M1/2 / 6.5, 4.8g. 

Estimate £250 - £350

AN ANTQUE EMERALD AND DIAMOND FIVE STONE RING in 18ct yellow gold, set with three octagonal step cut emeralds and two old cut diamonds, accented by rose cut diamonds, stamped 18, size K1/2 / 5.5, 3.2g. 

Estimate £600 - £800

AN AQUAMARINE AND DIAMOND CLUSTER RING in white gold, set with an oval cut aquamarine in a cluster of single cut diamonds, no assay marks, size K / 5.25, 3.2g. 

Estimate £400 - £600

A THREE STONE DIAMOND RING in 18ct white gold, set with three round brilliant cut diamonds, the diamonds all totalling 1.8-2.0 carats, the shoulders set with further round cut diamonds, stamped K18, size O / 7.25, 5.0g.

Estimate £4,000 - £6,000

AN ANTIQUE DIAMOND DRESS RING in yellow gold and silver, set with rose cut diamonds, no assay marks, size M1/2 / 6.5, 5.3g. 

Estimate £1,200 - £1,600

AN ANTIQUE DIAMOND AND GREEN PASTE RING in yellow gold and silver, set with a rose cut diamond between two cushion cut green paste stones, no assay marks, size N1/2 / 7, 3.4g. 

Estimate £1,500 - £2,500

AN ANTIQUE GARNET AND DIAMOND RING in yellow gold and silver, set with an oval cut garnet accented by trios of rose cut diamonds, no assay marks, size M / 6.25, 4.4g.

Estimate £600 - £800

A DIAMOND GIARDINETTO RING in white gold, designed as a bouquet of flowers in a vase, set throughout with old cut diamonds, the diamonds all totalling 1.8-2.0 carats, no assay marks, size N1/2 / 7, 7.0g.

Estimate £2,000 - £3,000

A CEYLON NO HEAT SAPPHIRE AND DIAMOND RING in platinum, set with an oval cut sapphire of 3.06 carats between two round brilliant cut diamonds, partial British hallmarks, size M1/2 / 6.5, 5.6g. Accompanied by a gemmological report stating that the sap

Estimate £3,000 - £5,000

A RUBY AND DIAMOND CLUSTER RING in rose gold, set with an oval cut ruby of approximately 1.30 carats in a cluster of round brilliant cut diamonds, each shoulder set with a rose cut diamond, marked indistinctly, size N / 6.75, 6.5g. 

Estimate £2,000 - £3,000

A RUBY FULL ETERNITY RING set all around with a row of square step cut rubies, no assay marks, size M1/2 / 6.5, 2.0g.

Estimate £500 - £700

A DIAMOND THREE STONE RING in platinum, set with three round brilliant cut diamonds, the diamonds all totalling 3.5-3.7 carats, partial British hallmarks, size M / 6.25, 6.3g. 

Estimate £3,000 - £5,000

AN ANTIQUE PEARL, DIAMOND AND SHELL RING in yellow gold and silver, comprising a slice of white shell set to the centre with a pearl in a cluster of rose cut diamonds, accented by a border of further diamonds and pearls, no assay marks, size N / 6.75

Estimate £1,000 - £1,500

AN ANTIQUE SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with an old cut diamond in a cluster of cushion cut sapphires and old cut diamonds, the shoulders accented by further old cut diamonds, full British hallmarks for Chester 1896, size N1/2 /

Estimate £400 - £600

AN ANTIQUE EMERALD AND DIAMOND RING in yellow gold and silver, set with an oval cut emerald of approximately 4.08 carats, accented by old and rose cut diamonds, the diamonds all totalling 1.8-2.0 carats, no assay marks, size M1/2 / 6.5, 7.0g.

Estimate £8,000 - £12,000

AN ANTIQUE DIAMOND CLUSTER RING in yellow gold and silver, set with a cluster of rose cut diamonds, no assay marks, size M / 6.25, 4.0g. 

Estimate £800 - £1,200

AN ANTIQUE RUBY FIVE STONE RING in 18ct yellow gold, set with five cushion cut rubies, stamped 18CT, size M / 6.25, 3.0g. 

Estimate £300 - £500

A DIAMOND TOI ET MOI RING in 18ct yellow gold, set with two round brilliant cut diamonds, stamped 18CT, size J / 4.75, 2.8g. 

Estimate £600 - £800

A GARNET DRESS RING in yellow gold and silver, set with a cushion cut garnet in an openwork scrolling border, no assay marks, size N1/2 / 7, 4.0g. 

Estimate £250 - £350

AN ANTIQUE CARNELIAN INTAGLIO RING in yellow gold, set with an oval carnelian intaglio carved to depict an ancient warrior, no assay marks, size I / 4.25, 4.2g.

Estimate £800 - £1,200

AN ANTIQUE VICTORIAN GARNET AND DIAMOND RING in yellow gold, set with a row of graduating oval cut garnets accented by rose cut diamonds, full British hallmarks for Birmingham 1869, size R / 8.75, 2.2g. 

Estimate £400 - £600

A RUBY AND DIAMOND THREE STONE RING in platinum, set with an oval cut ruby of approximately 3.28 carats accented on each side by an old cut diamond, stamped PLATINUM, size O / 7.25, 3.3g. 

Estimate £1,500 - £2,500

A YELLOW SAPPHIRE RING in 18ct yellow gold, set with a cushion cut yellow sapphire of approximately 10.80 carats, stamped 18CT, size L1/2 / 6, 5.2g.

Estimate £2,000 - £3,000

AN ANTIQUE ENAMEL MOURNING RING in yellow gold, set with an oval glass locket panel with hairwork, decorated with black and white enamel, inscribed to the reverse 'Wm Sims died 16th Augt 1820 Adg 77.', no assay marks, size R / 8.75, 4.3g.

Estimate £500 - £700

A DIAMOND TOI ET MOI RING in 18ct yellow gold and platinum, set with two round brilliant cut diamonds, the shoulders accented by rose cut diamonds, inscribed T.J.S.P. - F.B. 25-4-50, stamped 18CT PLAT, size L1/2 / 6, 2.0g. 

Estimate £400 - £600

A ROMAN REVIVAL CARNELIAN INTAGLIO RING in high carat yellow gold, the intaglio engraved with the image of Mars, god of War, in a border of twisted gold wirework, the shank in a twisted wirework design, no assay marks, size N / 6.75, 5.5g. 

Estimate £500 - £700

AN ANTIQUE CARNELIAN SWIVEL MOURNING RING in yellow gold, the central panel with the words 'ANN CARTER OB:19 DEC 1822 AE:93' on a black enamel background, rotating to a carnelian intaglio engraved 'Amitie', no assay marks, size Q / 8.25, 3.1g.

Estimate £600 - £800

A YELLOW PASTE AND MARCASITE NAVETTE RING in yellow gold and silver, the navette face set with an oval cut yellow paste, accented by rose cut marcasite, continental assay marks, size N / 6.75, 4.9g. 

Estimate £400 - £600

A VINTAGE DIAMOND SNAKE RING in 9ct yellow gold, designed as a coiled snake, the eyes set with old cut diamonds, full British hallmarks for London 1979, size S / 9, 8.9g. 

Estimate £500 - £700

A CARNELIAN SCARAB BEETLE RING in yellow gold, set with a cabochon carnelian carved to depict a scarab, the reverse carved with a nymph, no assay marks, size L1/2 / 6, 5.7g. 

Estimate £600 - £800

A JADEITE JADE AND DIAMOND RING in 18ct white gold, set with an oval cabochon jadeite of 15.83 carats, the band in lattice design set with round cut diamonds, stamped 750, size J1/2 / 5, 11.3g. 

Estimate £800 - £1,200

A 3.02 CARAT SOLITAIRE DIAMOND ENGAGEMENT RING in platinum, set with a round brilliant cut diamond of 3.02 carats between two tapered baguette cut diamonds, stamped platinum, size O / 7.25, 4.5g. Accompanied by a facsimile GIA report stating that the

Estimate £30,000 - £50,000

A TURQUOISE AND DIAMOND CLUSTER RING in 14ct white gold, set with a round cabochon turquoise in a double border of round cut diamonds, stamped 14K, size M1/2 / 6.5, 3.5g.

Estimate £800 - £1,200

A SAPPHIRE AND DIAMOND DRESS RING in 18ct white gold, set with an oval cut sapphire in a border of round brilliant cut diamonds, accented on each side by an oval cut diamond in borders of further round brilliant cut diamonds, inscribed S1.12ct D0.17c

Estimate £1,200 - £1,600

AN EMERALD ETERNITY RING in 18ct yellow gold, set all round with a row of round cabochon emeralds, stamped 18K, size M / 6.25, 1.5g. 

Estimate £800 - £1,200

A DIAMOND ENGAGEMENT RING in platinum, set with a cushion cut diamond of 1.04 carats in a border of round brilliant cut diamonds, the band set with further diamonds, stamped Pt950, size M1/2 / 6.5, 5.2g. Accompanied by a facsimile GIA report stating

Estimate £2,500 - £3,500

A RETRO DIAMOND AND RUBY RING in 14ct gold and silver, set with round brilliant cut diamonds and accented by square step cut rubies, French import marks, size O / 7.25, 11.6g. 

Estimate £500 - £700

A SAPPHIRE AND DIAMOND THREE STONE RING in yellow gold, set with a rectangular step cut sapphire accented on each side by an old cut diamond, marked indistinctly, size K / 5.25, 2.4g. 

Estimate £1,000 - £1,500

A DIAMOND CLUSTER RING in 18ct white gold, set to the centre with an old European cut diamond in a cluster of round brilliant cut diamonds, accented by baguette cut diamonds, stamped 750, size K / 5.25, 3.9g. 

Estimate £800 - £1,200

A MOONSTONE, RUBY AND DIAMOND RING in yellow gold, the navette shaped face set with a cabochon moonstone in a border of square step cut rubies and round brilliant cut diamonds, no assay marks, size M / 6.25, 3.0g. 

Estimate £600 - £800

A RUBY AND DIAMOND RING in 18ct yellow gold and platinum, set with an oval cut ruby in a border of single cut diamonds, stamped 18CT PLAT, size N / 6.75, 3.4g.

Estimate £200 - £300

A DIAMOND DRESS RING in yellow gold, the fluted band with two sections set with round cut diamonds, no assay marks, size O / 7.25, 5.4g. 

Estimate £300 - £500

A SAPPHIRE AND DIAMOND DRESS RING in 18ct white gold, set with a row of princess cut diamonds accented by rows of square step cut sapphires, inscribed D0.40 S0.80, stamped 750, size O / 7.25, 5.1g. 

Estimate £1,000 - £1,500

A SOLITAIRE DIAMOND RING in 18ct white gold, set with a round brilliant cut diamond of 1.03 carats, stamped 750, size N / 6.75, 4.2g. 

Estimate £1,500 - £2,500

A RUBY, SAPPHIRE AND DIAMOND REVERSIBLE RING in white gold, the band half set with step cut rubies and sapphires, flanked by reversible rows of single cut diamonds, no assay marks, size L / 5.75, 4.3g. 

Estimate £600 - £800

A DIAMOND TOI ET MOI CLUSTER RING in yellow gold, set with two clusters of rose cut diamonds, marked indistinctly, size L / 5.75, 1.7g.

Estimate £200 - £300

A RARE ANTIQUE DIAMOND FULL ETERNITY RING in yellow gold, set all around with a row of old cut diamonds, no assay marks, size L / 5.75, 1.0g. 

Estimate £1,000 - £1,500

A RUBY AND DIAMOND THREE STONE RING in white gold, set with a cushion cut ruby of approximately 1.55 carats between two old cut diamonds, the diamonds both totalling 0.8-1.0 carat, no assay marks, size L1/2 / 6, 2.7g. 

Estimate £3,000 - £5,000

A DIAMOND CLUSTER RING in white gold, set with a cluster of round brilliant cut diamonds all totalling 1.6-1.8 carats, no assay marks, size N / 6.75, 5.3g. 

Estimate £600 - £800

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with a round cut sapphire of approximately 1.30 carats in a cluster of round brilliant cut diamonds, each shoulder set with a further diamond, the diamonds all totalling 1.0-1.1 carats, sta

Estimate £800 - £1,200

A DIAMOND CLUSTER RING in 18ct yellow gold, set with a cluster of single cut diamonds, stamped 18CT, size N1/2 / 7, 2.2g. 

Estimate £300 - £500

A RUBY AND DIAMOND DRESS RING in white gold, set with an oval cut ruby of approximately 1.25 carats, accented by baguette and single cut diamonds, no assay marks, size O / 7.25, 4.2g. 

Estimate £1,000 - £1,500

A DIAMOND ENGAGEMENT RING in platinum, set with a cushion cut diamond of 1.02 carats in two borders of round brilliant cut diamonds, the band set with further diamonds, partial British hallmarks, size H / 3.75, 5.4g. Accompanied by a facsimile GIA re

Estimate £3,000 - £5,000

A SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold, set with a round cut sapphire in a cluster of old cut diamonds, no assay marks, size H1/2 / 4, 3.1g. 

Estimate £100 - £150

AN ANTIQUE EMERALD AND DIAMOND RING in yellow gold and silver, set with an octagonal step cut emerald in a cluster of rose cut diamonds, no assay marks, size P / 7.75, 3.3g.

Estimate £800 - £1,200

AN ANTIQUE CARNELIAN INTAGLIO SIGNET RING in 15ct yellow gold, set with a carnelian intaglio carved to depict a Roman soldier, stamped 15CT, size L1/2 / 6, 7.4g. 

Estimate £800 - £1,200

AN ANTIQUE PEARL AND ENAMEL RING in yellow gold, the tapering band set with pearls accented by bands of blue enamel, with a glass covered locket compartment to the reverse, no assay marks, size K1.2 / 5.5, 2.9g.

Estimate £300 - £500

AN ANTIQUE RUBY AND DIAMOND CLUSTER RING in yellow gold and silver, set with a cushion cut ruby of approximately 1.06 carats in a cluster of old cut diamonds, no assay marks, size N / 6.75, 3.1g. 

Estimate £250 - £350

AN ANTIQUE CARNELIAN INTAGLIO RING in yellow gold, set with an oval carnelian intaglio, no assay marks, size H1/2 / 4, 4.1g.

Estimate £1,000 - £1,500

AN ANTIQUE DIAMOND CLUSTER RING in yellow gold and silver, set with a rose cut diamond in a cluster of old cut diamonds, no assay marks, size N1/2 / 7, 3.2g. 

Estimate £600 - £800

AN ANTIQUE RUBY AND PEARL RING in yellow gold, set with an oval cut ruby in a cluster of pearls, accented by further round cut rubies, no assay marks, size O / 7.25, 2.4g.

Estimate £300 - £500

AN ANTIQUE DIAMOND AND ENAMEL MARQUISE RING in yellow gold and silver, the marquise shaped face set with three rose cut diamonds over a ground of blue enamel, accented by a border of rose cut diamonds, no assay marks, size N1/2 / 7, 6.0g. 

Estimate £250 - £350

AN ANTIQUE RUBY FIVE STONE RING in yellow gold, set with five cushion cut rubies, no assay marks, size L1/2 / 6, 2.2g. 

Estimate £100 - £1,500

AN ANTIQUE EMERALD AND DIAMOND NAVETTE RING in yellow gold, the navette face set with oval and rectangular step cut emeralds in a border of rose cut diamonds, no assay marks, size O1/2 / 7.5, 3.2g. 

Estimate £800 - £1,200

AN ANTIQUE VICTORIAN RUBY, SAPPHIRE AND DIAMOND SWEETHEART RING in yellow gold, designed as two twin hearts set with a cushion cut ruby and sapphire respectively, in borders of rose cut diamonds, surmounted by a bow set with further diamonds, no assa

Estimate £500 - £700

A RUBY, DIAMOND AND SAPPHIRE DRESS RING in 18ct yellow gold, comprising three rows of round cut rubies, round brilliant cut diamonds and round cut sapphires, full British hallmarks, size R / 8.75, 9.2g. 

Estimate £1,000 - £1,500

AN ANTIQUE AGATE CAMEO RING in yellow gold, set with an agate cameo carved to depict the profile of a classical man, no assay marks, size M1/2 / 6.5, 5.0g. 

Estimate £800 - £1,200

A PEARL AND DIAMOND RING in white gold, set with a pearl of 8.0mm, the shoulders set with single cut diamonds, no assay marks, size M / 6.25, 3.1g. 

Estimate £150 - £250

A DIAMOND TOI ET MOI RING in 18ct yellow gold and platinum, set with two round brilliant cut diamonds, stamped 18CT PLAT, size M1/2 / 6.5, 2.4g. 

Estimate £200 - £300

A RUBY AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut ruby of 1.61 carats in a cluster of round brilliant cut diamonds, each shoulder set with a further diamond, stamped 18, size O1/2 / 7.5, 4.0g. 

Estimate £1,000 - £1,500

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow and white gold, set with a round brilliant cut diamond in a cluster of oval cut sapphires and further round brilliant cut diamonds, partial British hallmarks, size N1/2 / 7, 2.3g. 

Estimate £500 - £700

AN ANTIQUE GEORGIAN ENAMEL AND PEARL MOURNING RING in yellow gold, comprising hairwork beneath a glass panel in a border of pearls, accented by black and white enamel, inscribed 'Dame Ann Rose Died 6th Nov 1809 AE 55', no assay marks, size P / 7.75,

Estimate £600 - £800

AN ANTIQUE VICTORIAN PEARL AND DIAMOND SWEETHEART RING in yellow gold, comprising two heart motifs set with pearls in borders of old cut diamonds, surmounted by a bow motif set with further diamonds, no assay marks, size N / 6.75, 5.7g. 

Estimate £3,000 - £5,000

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

Estimate £1,000 - £1,500

A DIAMOND DRESS RING in white gold, set with two transitional cut diamonds, the band set with single cut diamonds, no assay marks, size J1/2 / 5, 2.0g. 

Estimate £600 - £800

AN ANTIQUE AGATE CAMEO RING in yellow gold, set with an agate cameo carved to depict the profile of a Georgian gentleman, no assay marks, size H1/2 / 4, 8.5g. 

Estimate £400 - £600

A THREE STONE DIAMND RING in 18ct yellow gold, set with three round brilliant cut diamonds all totalling 0.7-0.8 carats, full British hallmarks, size M / 6.25, 2.7g. 

Estimate £200 - £300

A DIAMOND THREE STONE RING in 18ct yellow gold, set with three round brilliant cut diamonds all totalling 0.75 carats, inscribed 0.75, stamped 750, size L / 5.75, 4.4g. 

Estimate £200 - £300

AN ANTIQUE GARNET AND PEARL RING in yellow gold, set with a cushion cut garnet accented on each side by a pearl, no assay marks, size O1/2 / 7.5, 2.3g.

Estimate £300 - £500

AN EMERALD AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut emerald of approximately 1.80 carats in a cluster of round brilliant and pear cut diamonds, full British hallmarks, size O / 7.25, 3.8g.

Estimate £1,200 - £1,600

AN ORANGE SAPPHIRE AND DIAMOND THREE STONE RING in 18ct white gold, set with a cushion cut orange sapphire of 2.66 carats between two round brilliant cut diamonds, full British hallmarks, size M / 6.25, 3.5g.

Estimate £1,500 - £2,500

A RUBY AND DIAMOND CLUSTER RING in yellow gold, set with three oval cut rubies in a cluster of round brilliant cut diamonds, no assay marks, size L1/2 / 6, 4.7g. 

Estimate £500 - £700

A RUBY AND DIAMOND DRESS RING in 18ct white gold, set with three square step cut rubies in a border of round brilliant and baguette cut diamonds, the shoulders set with further diamonds, French assay marks, size M / 6.25, 4.0g. 

Estimate £1,000 - £1,500

A DIAMOND ENGAGEMENT RING in platinum, set with an emerald cut diamond of 1.54 carats, flanked by pairs of baguette cut diamonds, no assay marks, size M / 6.25, 3.1g. Accompanied by a gemmological report stating that the diamond is of G colour, VVS1

Estimate £6,000 - £8,000

AN UNHEATED RUBY AND DIAMOND RING in 14ct white gold, set with an oval cut ruby of 0.95 carats between four baguette cut diamonds, over a scrolled gallery, stamped 585, size L / 5.75, 3.5g. Accompanied by a gemmological report stating that the ruby i

Estimate £1,000 - £1,500

LOT WITHDRAWN. 

Estimate £3,000 - £5,000

A STAR SAPPHIRE, SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with an oval cabochon star sapphire of 20.20 carats in a border of round brilliant cut diamonds, accented by round cut diamonds, inscribed 20.20ct d0.27ct s4.101, stamped AU750, size

Estimate £1,200 - £1,600

A SOLITAIRE DIAMOND RING in 18ct white gold, set with a pear brilliant cut diamond of 0.84 carats, flanked by two tapered baguette cut diamonds, full British hallmarks, size K / 5.25, 2.4g. 

Estimate £1,500 - £2,500

A BLUE ZIRCON RING set with an octagonal step cut blue zircon of approximately 18.19 carats, no assay marks, size L / 5.75, 6.4g. 

Estimate £2,000 - £3,000

A RUBY AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut ruby in a cluster of round brilliant cut diamonds, stamped 750, size P / 7.5, 9.5g. 

Estimate £1,500 - £2,500

A SOLITAIRE DIAMOND RING in platinum, set with a pear-shaped brilliant cut diamond of 1.53 carats, the band set with round brilliant cut diamonds, partial British hallmarks, size K / 5.5, 3.8g.

Estimate £4,000 - £6,000

A RUTILATED QUARTZ AND DIAMOND RING in 18ct white gold, set with a cabochon rutilated quartz in a border of round brilliant cut diamonds, stamped 750, size M / 6.25, 16.2g. 

Estimate £1,000 - £1,500

AN EMERALD ETERNITY RING in 18ct yellow gold, set all around with a row of oval cut emeralds, no assay marks, size M1/2 / 6.5, 2.7g. 

Estimate £600 - £800

A FIVE STONE RUBY AND DIAMOND RING in yellow gold, set with cushion and round cut rubies accented by round brilliant cut diamonds, the rubies all totalling 1.9-2.0 carats, the diamonds all totalling 0.7-0.8 carats, no assay marks, size O / 7.25, 5.1g

Estimate £1,500 - £2,500

A DIAMOND HEART RING in yellow gold and silver, set with an old pear cut diamond in a border of single cut diamonds, surmounted by a row of rose cut diamonds, no assay marks, size O / 7.25, 4.3g. 

Estimate £2,000 - £3,000

AN ANTIQUE DIAMOND AND ENAMEL RING in 18ct yellow gold, set with an old cut diamond, the band relieved throughout with blue enamel, accented by rows of of rose cut diamonds, partially obscured British hallmarks, size P / 7.5, 3.7g. 

Estimate £800 - £1,200