AN ANTIQUE OPAL AND DIAMOND GYPSY RING in yellow gold, set with an oval cabochon opal between two old cut diamonds, marked indistinctly, size R / 8.5, 4.2g. 

Estimate £600 - £800

AN ANTIQUE DIAMOND AND ENAMEL RING in 18ct yellow gold, set with a cluster of old cut diamonds, accented by scrolling black enamel, stamped 18ct, size J1/2 / 5, 2.3g. 

Estimate £800 - £1,200

A GREEN TOURMALINE AND DIAMOND RING set with an octagonal step cut green tourmaline of 8.21 carats, the stepped shoulders set with round brilliant cut diamonds, no assay marks, size N / 6.75, 6.0g. 

Estimate £2,000 - £3,000

KUTCHINSKY, A MODERNIST LAPIS LAZULI RING in 18ct yellow gold, the textured tapering band set with a polished lapis lazuli, signed Kutchinsky, full British hallmarks for London 1976, size N / 6.75, 15.5g.

Estimate £1,000 - £1,500

A PAIR OF ONYX DROP EARRINGS each in fluted design, suspending a polished onyx drop, stamped 14K, 5.0cm, 17.4g. 

Estimate £500 - £700

AN ANTIQUE PEARL, ENAMEL AND DIAMOND RING in yellow gold, set with a cluster of pearls over a blue enamel background, accented by rose cut diamonds and a border of white enamel, no assay marks, size M1/2 / 6.5, 7.7g. 

Estimate £1,000 - £1,500

A DIAMOND SNAKE RING in yellow gold, designed as a coiled snake, the head set with two old cut diamonds, stamped 14K, no assay marks, size M / 6.5, 8.19g. 

Estimate £500 - £700

GUCCI, A DIAMOND ICON RING in 18ct white gold, the band with a row of alternating double G motifs and round brilliant cut diamonds, signed Gucci, stamped Au750, size M1/2 / 6.5, 4.6g. 

Estimate £500 - £700

A SOLITAIRE DIAMOND RING in platinum, set with a round brilliant cut diamond of 1.00 carat on a stylised band set with further round brilliant cut diamonds, full British hallmarks, size I1/2 / 4.5, 4.6g. Accompanied by a gemmological report stating t

Estimate £1,500 - £2,500

A DIAMOND DRESS RING set with two clusters of round brilliant cut diamonds, accented by tapered baguette and further round brilliant cut diamonds, the diamonds all totalling 4.45 carats, inscribed 4.45, stamped 18k, size M1/2 / 6.5, 11.0g. 

Estimate £3,000 - £5,000

A PEARL AND DIAMOND CLUSTER RING set with a pearl of 10.3mm in a cluster of round brilliant cut diamonds, the diamonds all totalling 2.5-3.0 carats, stamped 750, size H / 3.75, 6.6g. 

Estimate £2,500 - £3,500

AN ANTIQUE EMERALD AND PEARL RING in yellow gold, set with a cushion cut emerald in a cluster of pearls, accented by two further emeralds, no assay marks, size M / 6.25, 2.4g.

Estimate £500 - £700

AN ANTIQUE GARNET AND DIAMOND RING in yellow gold, set with a cushion cut garnet in a border of old cut diamonds, the shoulders set with round cut garnets, on an ornate engraved band, no assay marks, size N / 6.75, 2.3g. 

Estimate £800 - £1,200

A GREEN AGATE AND MOONSTONE RING set with an oval cabochon moonstone on a polished green agate band, no assay marks, size O / 7.25, 9.0g. 

Estimate £200 - £300

AN AQUAMARINE THREE STONE RING set with three oval cut aquamarines all totalling 6.02 carats, no assay marks, size N / 6.75, 4.1g. 

Estimate £600 - £800

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut sapphire of approximately 1.03 carats in a cluster of round brilliant cut diamonds, full British hallmarks, size P1/2 / 8, 3.2g. 

Estimate £1,500 - £2,500

CHOPARD, A HAPPY DIAMONDS RING in 18ct white gold, the square face comprising a free moving round brilliant cut diamond within a white sapphire locket, signed Chopard, Swiss assay marks, size L / 5.75, 11.4g. 

Estimate £800 - £1,200

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

CARTIER, A DIAMOND LANIERES RING in 18ct yellow gold, set with round brilliant cut diamonds, signed Cartier numbered, Swiss assay marks, size M / 6.25, 5.2g. 

Estimate £1,000 - £1,500

A PURPLE SAPPHIRE AND DIAMOND RING set with an oval cut purple sapphire of approximately 4.99 carats, accented by round brilliant, pear and baguette cut diamonds, stamped pt, size P / 7.75, 12.6g. 

Estimate £4,000 - £6,000

A LARGE ANTIQUE CITRINE INTAGLIO RING in yellow gold, set with an oval mixed cut citrine carved to depict a coat of arms, no assay marks, size R 1/2 / 8.75, 35.3g.

Estimate £2,000 - £3,000

AN ANTIQUE HARDSTONE INTAGLIO RING in yellow gold, set with three hardstone intaglios carved to depict a mask, a lion and two figures, no assay marks, size R1/2 / 8.75, 4.5g. 

Estimate £3,000 - £5,000

AN OPAL AND DIAMOND RING set with a cushion shaped opal of approximately 6.96 carats, the stepped shoulders set with round brilliant cut diamonds, no assay marks, size N1/2 / 7, 5.8g. 

Estimate £4,000 - £6,000

A FRENCH PEARL AND DIAMOND CROSSOVER RING in 18ct white gold, set with two pearls of 13.1mm, the crossover mount set with round brilliant cut diamonds all totalling 1.70 carats, inscribed D1.70, French assay mark, stamped 750, size O1/2 / 7.5, 19.5g.

Estimate £1,500 - £2,500

AN ANTIQUE TOPAZ RING set with a cushion cut topaz in a border of foliate motifs, the shoulders with further foliate and floral motifs, engraved 'AC', no assay marks, size O / 7.25, 3.8g. 

Estimate £1,500 - £2,500

A MOONSTONE INTAGLIO RING in yellow gold, set with a cabochon moonstone carved with a family crest and motto, no assay marks, size O1/2 / 7.5, 6.6g. 

Estimate £1,500 - £2,500

AN ANTIQUE TURQUOISE AND DIAMOND RING in yellow gold, the tapering band in cross hatch design, set with calibre cut turquoise and rose cut diamonds, no assay marks, size L / 5.75, 3.7g. 

Estimate £500 - £700

AN ANTIQUE PEARL AND ENAMEL RING in yellow gold, the domed oval face set with pearls accented by sections of blue enamel, no assay marks, size N1/2 / 7, 8.1g. 

Estimate £600 - £800

AN ANTIQUE DIAMOND RING in yellow gold and silver, set with pear shaped and round rose cut diamonds, no assay marks, size K 1/2 / 5.5, 6.5g. 

Estimate £1,500 - £2,500

A CEYLON NO HEAT SAPPHIRE AND DIAMOND CLUSTER RING set with a cushion cut sapphire of 3.34 carats in a cluster of old cut diamonds, the diamonds all totalling 0.8-1.0 carat, no assay marks, size Q / 8.25, 5.1g. Accompanied by a gemmological report st

Estimate £4,000 - £6,000

AN ANTIQUE DIAMOND RING in yellow gold and silver, set to the centre with an old cut diamond in a border of four further old cut diamonds, no assay marks, size M1/2 / 6.5, 1.6g. 

Estimate £1,500 - £2,500

AN UNHEATED RUBY AND DIAMOND CLUSTER RING set with a cushion cut ruby of 2.27 carats in a double cluster of old European cut diamonds and calibre cut rubies, no assay marks, size L1/2 / 6, 4.7g. Accompanied by a gemmological report stating the ruby i

Estimate £4,000 - £6,000

A DIAMOND AND SAPPHIRE TARGET RING 

Estimate £4,000 - £6,000

A TSAVORITE GARNET AND DIAMOND THREE STONE RING in 18ct yellow and white gold, set with a cushion cut tsavorite garnet of approximately 1.48 carats, accented on each side by a round brilliant cut diamond, the diamonds totalling 0.8-0.9 carats, full B

Estimate £1,500 - £2,500

A CARVED JADEITE JADE DRESS RING set with a jadeite jade carved to depict foliage, no assay marks, size N1/2 / 7, 8.8g. 

Estimate £600 - £800

AN OPAL AND DIAMOND RING set with an oval cabochon opal of 5.54 carats, the stepped shoulders set with round brilliant cut diamonds, no assay marks, size L1/2 / 6, 5.4g. 

Estimate £1,000 - £1,500

AN ANTIQUE MOONSTONE AND DIAMOND SWEETHEART RING in yellow gold and silver, set with two heart shaped cabochon moonstones in a cluster of rose cut diamonds, no assay marks, size O1/2 / 7.5, 5.4g. 

Estimate £1,500 - £2,500

PIAGET, A SIGNET RING in 18ct white and yellow gold, the circular face with three yellow gold sections, signed Piaget, full British hallmarks, size R / 8.5, 23.7g. 

Estimate £1,500 - £2,500

A METEORITE DRESS RING set with a meteorite, no assay marks, size O / 7.25, 12.2g. 

Estimate £1,500 - £2,500

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 JADEITE JADE DRESS RING set with a cushion shaped jadeite jade, no assay marks, size M / 6.25, 6.0g. 

Estimate £1,000 - £1,500

A VINTAGE CITRINE, AQUAMARINE AND DIAMOND COCKTAIL RING set with a round cut citrine in a cluster of oval cut aquamarines, accented by round cut diamonds, no assay marks, size L / 5.75, 8.7g. 

Estimate £1,000 - £1,500

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

Estimate £700 - £900

AN EMERALD AND DIAMOND COCKTAIL RING set with a row of oval cut emeralds, accented by round brilliant cut diamonds, the diamonds all totalling 3.0-3.5 carats, stamped 750, size L / 5.75, 19.8g. 

Estimate £4,000 - £6,000

A DIAMOND FULL ETERNITY RING set all around with five rows of hexagonal brilliant cut diamonds all totalling 9.0-10.0 carats, no assay marks, size P1/2 / 8, 15.2g. 

Estimate £6,000 - £8,000

AN ANTIQUE DIAMOND THREE STONE RING in yellow gold and silver, set with three old cut diamonds in a closed back setting, no assay marks, size N1/2 / 7, 3.2g. 

Estimate £3,000 - £5,000

A LAVENDER JADE, ONYX, DIAMOND AND RUBY SALAMANDER DRESS RING in 18ct white gold, set with a polished lavender jadeite jade and a polished onyx with two applied salamander motifs pave set with round brilliant cut diamonds, the eyes set with round cut

Estimate £3,000 - £5,000

WEMPS, A SAPPHIRE AND DIAMOND RING set with round cut sapphires and round brilliant cut diamonds, signed Wemps, stamped 750, size O / 7.25, 19.6g. 

Estimate £3,000 - £5,000

A RUBY AND DIAMOND NAVETTE RING the navette shaped ring set with a round cut ruby of approximately 0.76 carats, accented by single cut diamonds and calibre cut rubies, inscribed R0.76 0.19 0.12 0.4, stamped 850 PLAT, size M / 6.25, 5.4g. 

Estimate £1,800 - £2,200

AN EMERALD AND DIAMOND RING in white gold, set with an octagonal step cut emerald of 0.64 carats, the shoulders set with round brilliant cut diamonds, marked indistinctly, size K / 5.25, 4.2g. 

Estimate £400 - £600

A CITRINE AND DIAMOND DRESS RING set with an octagonal step cut citrine of 2.79 carats, accented by round cut diamonds, stamped 14K, size N / 6.75, 3.7g.

Estimate £500 - £700

A TOURMALINE DRESS RING designed as a flower set with oval cut pink, green and yellow tourmalines, stamped 18K, size O / 7.25, 1.7g.

Estimate £250 - £350

DIOR, A DIAMOND DIORAMOUR RING in 18ct white gold, designed as the cursive word 'OUI' accented by a round brilliant cut diamond, signed Dior and numbered, stamped 750, size N1/2 / 7, 1.9g. 

Estimate £300 - £500

A DIAMOND DRESS RING the openwork ring set with a transitional cut diamond in a border of round brilliant and old cut diamonds, no assay marks, size L / 5.75, 2.9g. 

Estimate £600 - £800

AN ANTIQUE AQUAMARINE HALF HOOP RING set with five cushion cut aquamarines, no assay marks, size O / 7.25, 3.0g. 

Estimate £1,500 - £2,500

A SAPPHIRE AND DIAMOND RING set with a cushion cut sapphire of approximately 3.11 carats, the stepped shoulders set with old European cut diamonds, no assay marks, size H1/2 / 4, 2.8g. 

Estimate £2,000 - £3,000

A BURMESE SAPPHIRE SIX STONE RING set with oval cut sapphires, the sapphires all totalling 1.2-1.4 carats, no assay marks, size O / 7.25, 3.0g. 

Estimate £1,500 - £2,500

A RUBY AND DIAMOND CLUSTER RING set with a round cut ruby of approximately 0.98 carats in a cluster of old cut diamonds, stamped 18ct, size M1/2 / 6.5, 3.4g. 

Estimate £800 - £1,200

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

AN ANTIQUE ENAMEL, PEARL AND DIAMOND LOCKET RING in yellow gold, comprising a glass locket in a border of rose cut diamonds over a ground of blue enamel, accented by a border of pearls, no assay marks, size L / 5.75, 10.9g. 

Estimate £1,000 - £1,500

A RUBY AND DIAMOND RING set with an oval cut ruby of approximately 0.69 carats in border of single cut diamonds, stamped 18ct plat, size M1/2 / 6.5, 3.4g. 

Estimate £400 - £600

A DIAMOND DRESS RING the openwork rectangular face set with old cut diamonds, no assay marks, size O / 7.25, 9.5g. 

Estimate £1,500 - £2,500

A SAPPHIRE AND DIAMOND CLUSTER RING set with an oval cut sapphire of approximately 6.70 carats in a double cluster of round brilliant and single cut diamonds, stamped 18CT, size M / 6.25, 9.5g. 

Estimate £3,500 - £5,500

A DIAMOND AND OBSIDIAN SNOWFLAKE RING the body carved from a piece of snowflake obsidian, with an applied snowflake motif set with diamonds, stamped 14K, size L / 5.75, 5.1g.

Estimate £700 - £900

A BURMESE RUBY AND DIAMOND RING set with a row of alternating cushion cut rubies and baguette cut diamonds, accented by round brilliant and single cut diamonds, no assay marks, size N1/2 / 7, 5.3g. Accomapanied by a g

Estimate £2,000 - £3,000

A SAPPHIRE AND DIAMOND THREE STONE RING set with a cushion cut sapphire of approximately 0.78 carats between two old cut diamonds both totalling approximately 0.90 carats, stamped plat, size M / 6.25, 2.6g. 

Estimate £1,000 - £1,500

A DIAMOND ETERNITY STRESS RING comprising two bands, the outer rotating band set all around with round brilliant cut diamonds, stamped 750, size N / 6.75, 30.0g. 

Estimate £2,000 - £3,000

A RUBY AND DIAMOND NAVETTE RING the navette face set with a round cut ruby, accented by single cut diamonds, stamped 15ct, size N / 6.75, 3.7g. 

Estimate £500 - £700

A SAPPHIRE AND DIAMOND PENDANT NECKLACE in 18ct white gold, the pendant set with an oval cut sapphire of approximately 0.75 carats, in a cluster of round brilliant cut diamonds, the diamonds totalling approximately 0.28 carats, pendant stamped 18K, c

Estimate £600 - £800

A SAPPHIRE AND DIAMOND DRESS RING set with an oval cut sapphire between two pear cut sapphires, accented by old cut diamonds, no assay marks, size O1/2 / 7.5, 2.7g. 

Estimate £800 - £1,200