A SAPPHIRE AND DIAMOND GYPSY RING in 18ct yellow gold, set with a cushion cut sapphire accented on each side by an old cut diamond, stamped 750, size O / 7.25, 8.6g. 

Estimate £1,000 - £1,500

A MODERNIST DIAMOND DRESS RING in 18ct yellow gold, the square band set with three round brilliant cut diamonds, accented by a textured detailing, stamped 18K, size J / 4.75, 8.5g. 

Estimate £300 - £500

A DIAMOND SNAKE RING in white gold, designed as a coiled snake, the head set with a round brilliant cut diamond of approximately 0.25 carats, no assay marks, size L1/2 / 6, 6.8g. 

Estimate £600 - £800

NO RESERVE - AN ANTIQUE VICTORIAN DIAMOND GYPSY RING in 18ct yellow gold, set with an old cut diamond between two rose cut diamonds, misshapen band, partial British hallmarks, size J1/2 / 5, 3.2g.

Estimate £100 - £150

A DIAMOND THREE STONE RING in 18ct yellow gold, set with three round brilliant cut diamonds all totalling 1.0-1.1 carats, full British hallmarks, size O1/2 / 7.5, 4.4g. 

Estimate £1,000 - £1,500

A MODERNIST AMETHYST AND DIAMOND DRESS RING in 18ct white gold, the modernist ring set with an octagonal step cut amethyst accented by three round brilliant cut diamonds, stamped 18, size M1/2 / 6, 21.2g. 

Estimate £1,000 - £1,500

A SAPPHIRE AND DIAMOND FIVE STONE RING in 18ct rose gold and platinum, set with alternating oval cut sapphires and old cut diamonds, stamped PLAT 18C, size P / 7.75, 3.6g. 

Estimate £400 - £600

AN ANTIQUE BELT BUCKLE RING in yellow gold, the belt with an engraved design, no assay marks, size N / 6.75, 4.3g 

Estimate £600 - £800

A GARNET AND DIAMOND THREE STONE RING in 9ct yellow gold, set with an oval cut garnet between two round brilliant cut diamonds, partial British hallmarks, size P1/2 / 7.75, 3.3g. 

Estimate £700 - £900

A GOLD SNAKE RING in yellow gold, designed as a coiled snake, no assay marks, size M1/2 / 6.5, 2.5g. 

Estimate £400 - £600

AN AGATE INTAGLIO RING in yellow gold, set with an oval agate intaglio carved to depict a classical woman, no assay marks, size Q / 8.25, 4.3g. 

Estimate £400 - £600

A GREEN TOURMALINE, DIAMOND AND ENAMEL DRESS RING in 18ct yellow gold, set with an octagonal step cut green tourmaline accented by round cut diamonds and black enamel, stamped 18CT, size M1/2 / 6.5, 5.2g. 

Estimate £600 - £800

AN ANTIQUE RUBY AND DIAMOND RING in 18ct yellow gold, set with three round cut rubies in a border of old cut diamonds, stamped 18CT, size O / 7.25, 3.4g. 

Estimate £800 - £1,200

AN ANTIQUE VICTORIAN OPAL, GARNET AND GREEN PASTE RING in 15ct yellow gold, set with a cabochon opal flanked by two round cut garnets, accented by cushion cut green paste stones, partially obscured British hallmarks, size R / 8.5, 2.8g. 

Estimate £250 - £350

SOLANGE AZAGURY-PARTRIDGE, AN AMETHYST AND DIAMOND JUMP BOMBE RING in 18ct yellow gold, set with an oval cabochon amethyst accented by round brilliant cut diamonds, Solange Azagury-Partridge maker's mark, full British hallmarks, size N / 6.75, 11.9g.

Estimate £1,500 - £2,500

A SAPPHIRE AND DIAMOND THREE STONE RING in 18ct yellow and white gold, set with an oval cut sapphire of approximately 1.00 carat between two round brilliant cut diamonds, full British hallmarks, size M / 6.25, 3.0g. 

Estimate £600 - £800

A SAPPHIRE ETERNITY RING in white gold, set all around with a row of square step cut sapphires, no assay marks, size L1/2 / 6, 3.2g. 

Estimate £500 - £700

A MODERNIST RUBY AND DIAMOND RING in 14ct yellow gold, set with three oval cut rubies, accented by round brilliant cut diamonds, stamped 14K, size J / 4.75, 6.8g. 

Estimate £300 - £500

NO RESERVE - A TURQUOISE RING in 10ct yellow gold, set with a cabochon turquoise on a modernist mount, stamped 10K, size L / 5.75, 4.6g. 

Estimate £150 - £250

A DIAMOND BAND RING in yellow gold, set all around with a row of round brilliant cut diamonds, no assay marks, size I / 4.25, 6.5g. 

Estimate £500 - £700

AN ANTIQUE DIAMOND CLUSTER RING in yellow gold, set with a cluster of rose cut diamonds, no assay marks, size N1/2 / 7, 6.7g. 

Estimate £1,200 - £1,600

AN ANTIQUE GEORGIAN GARNET RING half set with a row of round cut garnets, no assay marks, size Q / 8.25, 1.4g.

Estimate £300 - £500

NO RESERVE - AN ANTIQUE GARNET AND DIAMOND GYPSY RING in 18ct yellow gold, set with a rose cut diamond between two round cut garnets, full British hallmarks for Chester 1913, size Q / 8, 2.9g. 

Estimate £100 - £150

AN ANTIQUE CORAL AND PEARL NAVETTE RING in yellow gold, set with three pearls in border of cabochon coral, no assay marks, size K1/2 / 5.5, 3.4g. 

Estimate £500 - £700

AN ANTIQUE BLOODSTONE INTAGLIO RING in yellow gold, set with a bloodstone intaglio carved to depict a heraldic crest with the motto 'pie repone te', no assay marks, size U / 10, 16.3g. 

Estimate £800 - £1,200

AN ANTIQUE PEARL AND DIAMOND RING in 18ct yellow gold, set with three pearls accented by pairs of old cut diamonds, full British hallmarks for Chester 1905, size L1/2 / 6, 5.0g. 

Estimate £300 - £500

A DIAMOND CLUSTER RING in platinum, set with a cluster of round brilliant cut diamonds, the diamonds all totalling 1.3-1.5 carats, no assay marks, size J1/2 / 5, 3.6g. 

Estimate £1,500 - £2,500

AN ANTIQUE PEARL AND EMERALD RING in yellow gold, set with a step cut emerald in a cluster of pearls, accented by further emeralds, no assay marks, size M / 6.25, 1.9g. 

Estimate £300 - £500

AN ANTIQUE GEORGIAN MOURNING RING in yellow gold, the navette face with the applied initials 'SC' over hair work, within a frame of black enamel, inscribed 'Sarah Cooke Ob 14 Aug 1784 AET 51', no assay marks, size K1/2 / 5.5, 6.2g. 

Estimate £700 - £900

A DIAMOND CLUSTER RING in 18ct yellow gold, set with a cluster of round brilliant cut diamonds, the diamonds all totalling 0.9-1.0 carat, stamped 18K, size K / 5.25, 3.3g. 

Estimate £400 - £600

AN ANTIQUE DIAMOND AND SAPPHIRE RING in yellow gold, set with an old cut diamond between two round cut sapphires, no assay marks, size M / 6.25, 4.1g. 

Estimate £800 - £1,200

AN ANTIQUE OPAL, EMERALD AND GARNET RING in yellow gold, set with a step cut emerald in a cluster of cabochon opals, accented by two cushion cut garnets, no assay marks, size O / 7.25, 2.3g. 

Estimate £500 - £700

AN ANTIQUE SIGNET RING in silver, the oval face engraved with a rampant lion, no assay marks, size V / 10.5, 26.1g. 

Estimate £1,000 - £1,500

A CITRINE RING in 9ct yellow gold, set with an oval cut citrine, the bezel engraved with 'AMIE AMET', partial British hallmarks, size N1/2 / 7, 2.9g. 

Estimate £100 - £150

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

A DIAMOND AND RUBY FOX RING in yellow gold, designed as the head of a fox set with rose cut diamonds and round cut ruby eyes, no assay marks, size Q1/2 / 8.5, 1.8g. 

Estimate £400 - £600

AN ANTIQUE PEARL GYPSY RING in yellow gold, set with three pearls in engraved borders, no assay marks, size O1/2 / 7.5, 2.5g. 

Estimate £300 - £500

AN AQUAMARINE AND DIAMOND DRESS RING in 18ct white gold, set with a fancy cut aquamarine of 4.25 carats, the shoulders set with four princess cut diamonds, stamped 750, size N / 6.75, 4.1g. 

Estimate £800 - £1,200

A DIAMOND AND PEARL RING in rose gold, set with a pearl of 5.4mm, accented by single and rose cut diamonds, marked indistinctly, size O / 7.25, 6.8g.

Estimate £500 - £700

A PEARL AND DIAMOND CLUSTER RING in platinum, set with a pearl in a cluster of old cut diamonds, stamped PLAT, size L1/2 / 6, 3.5g. 

Estimate £600 - £800

NO RESERVE - A CHRYSOPRASE BOMBE RING in yellow gold, the bombe face set with round cut chrysoprase, no assay marks, size M1/2 / 6.5, 5.2g. 

Estimate £100 - £150

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

LOT WITHDRAWN - CARTIER, A DIAMOND SOLITAIRE RING in platinum, set with a round brilliant cut diamond of 0.36 carats, signed Cartier and numbered, stamped Pt950, size H1/2 / 4, 2.6g. Accompanied a GIA report stating that the diamond is of G colour an

Estimate £500 - £700

AN ANTIQUE DIAMOND RING in 18ct yellow gold, in a stylised knotted design set with three old cut diamonds, full British hallmarks for Chester 1912, size K1/2 / 5.5, 5.7g. 

Estimate £400 - £600

AN EMERALD AND DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with an octagonal step cut emerald in a cluster of old cut diamonds, stamped 18CT PLAT, size O1/2 / 7.5, 2.7g. 

Estimate £600 - £800

AN ANTIQUE DIAMOND CLUSTER RING in yellow gold, set with a cluster of rose cut diamonds, no assay marks, size P / 7.5, 2.5g. 

Estimate £300 - £500

AN ANTIQUE TURQUOISE AND DIAMOND RING in yellow gold, set to the centre with a cluster of cabochon turquoise accented by rose cut diamonds and further cabochon turquoise, no assay marks, size L / 5.75, 3.2g. 

Estimate £400 - £600

AN ANTIQUE GEORGIAN PASTE AND PEARL RING in yellow gold, set with a cushion cut red paste stone in a cluster of pearls and round cut green paste stones, no assay marks, size Q1/2 / 8.5, 2.0g. 

Estimate £250 - £350

AN ANTIQUE OPAL AND ENAMEL MOURNING RING in 18ct yellow gold, set with two cabochon opals and accented by black enamel, inscribed 'Charlotte Greive', full British hallmarks for Birmingham 1874, size O1/2 / 7.5, 4.6g. 

Estimate £500 - £700

AN ANTIQUE SPINEL AND DIAMOND CLUSTER RING in yellow gold and silver, set with a cushion cut spinel in a cluster of rose cut diamonds, no assay marks, size P1/2 / 8, 3.8g. 

Estimate £400 - £600

AN ANTIQUE DIAMOND RING in yellow gold and silver, set with rose cut diamonds, no assay marks, size O1/2 / 7.5, 4.8g. 

Estimate £500 - £700

AN ANTIQUE AGATE CAMEO RING in yellow gold, set with a carved agate cameo depicting the bust of a classical man, on a foliate band, no assay marks, size W1/2 / 11.25, 7.6g. 

Estimate £1,000 - £1,500

A DIAMOND THREE STONE RING in white gold, set with three round brilliant cut diamonds all totalling 1.1-1.2 carats, no assay marks, size M / 6.25, 3.7g. 

Estimate £1,000 - £1,500

A YELLOW SAPPHIRE AND DIAMOND DRESS RING in 18ct yellow and white gold, the wide band set with a fancy mixed cut yellow sapphire accented by round brilliant cut diamonds, stamped 18CT, size O1/2 / 7.5, 13.7g. 

Estimate £800 - £1,200

AN ANTIQUE DIAMOND AND ENAMEL RING in yellow gold and silver, the navette face set with rose cut diamonds, decorated with blue enamel, no assay marks, size M / 6.25, 4.3g. 

Estimate £800 - £1,200

A RUBY AND DIAMOND OWL RING in yellow gold and silver, the head designed as the face of an owl set with cabochon ruby eyes, accented by rose cut diamonds, no assay marks, size N / 6.5, 4.4g. 

Estimate £400 - £600

AN ANTIQUE GEORGIAN GARNET AND CORAL RING in yellow gold, set with a row of alternating rose cut garnets and carved corals, no assay marks, size N / 6.75, 1.3g. 

Estimate £300 - £500

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with a round cut sapphire in a cluster of round brilliant cut diamonds, partial British hallmarks, size O / 7.25, 3.2g. 

Estimate £600 - £800

AN ANTIQUE GEORGIAN MOURNING RING in yellow gold, the oval face with a hairwork scene of an urn among trees, inscribed 'MR' to the reverse, no assay marks, size P / 7.75, 2.8g. 

Estimate £1,000 - £1,500

AN ANTIQUE GARNET RING in 9ct yellow gold, set with a round cabochon garnet, stamped 9ct, size P1/2 / 7.75, 3.5g. 

Estimate £200 - £300

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with a cushion cut sapphire in a cluster of round brilliant cut diamonds, stamped 18CT & PLAT, size O / 7.25, 2.3g.

Estimate £500 - £700

AN ANTIQUE DIAMOND AND HAIRWORK MOURNING RING in yellow gold, the oval face set with a hairwork lattice beneath a glass panel, within a border of rose cut diamonds, no assay marks, size K1/2 / 5.5, 7.3g. 

Estimate £1,500 - £2,500

AN ANTIQUE HARLEQUIN BRACELET in yellow gold and silver, comprising a row of octagonal step cut amethysts, garnet, spinel, aquamarine etc., alternating with openwork foliate style links, no assay marks, 18.3cm, 15.8g. 

Estimate £300 - £500

TWO GOLD RINGS in 9ct yellow gold, one set with a cabochon garnet, no assay marks, size M1/2 / 6, together with a ring in knotted design, full British hallmarks, size N / 6.75, total weight 7.6g. 

Estimate £200 - £300

A PERIDOT CLUSTER RING in 9ct yellow gold, the square face set with a cluster of round cut peridot, partial British hallmarks, size N1/2 / 7, 2.3g. 

Estimate £120 - £160

AN OPAL HALF ETERNITY RING in 18ct yellow gold, set with a row of round cabochon opals totalling 1.0-1.2 carats, stamped 14k, size O1/2 / 7.25, 1.14g. 

Estimate £200 - £300

A DIAMOND THREE STONE RING in 18ct yellow gold, set with three round brilliant cut diamonds, stamped 750, size K / 5.25, 2.0g. 

Estimate £300 - £500

AN AQUAMARINE AND DIAMOND DRESS RING in 18ct white gold, set with a rectangular step cut aquamarine of 5.31 carats, the geometric shoulders set with princess cut diamonds, stamped 750, size N1/2 / 7, 6.9g. 

Estimate £800 - £1,200

A DIAMOND CLUSTER RING in white gold, set with an old cut diamond of approximately 0.92 carats in a cluster of baguette and marquise cut diamonds, the diamonds all totalling 2.0-2.2 carats, no assay marks, size U / 10.25, 5.4g.

Estimate £2,500 - £3,500

A BLUE TOPAZ AND DIAMOND RING in 18ct yellow gold, set with an octagonal step cut blue topaz accented by round brilliant cut diamonds, partial British hallmarks, size N1/2 / 7, 6.6g. 

Estimate £700 - £900

A DIAMOND BAND RING in platinum, the openwork band set all around with round brilliant cut diamonds, no assay marks, size N / 6.75, 6.2g. 

Estimate £300 - £500

A VINTAGE PEARL AND DIAMOND RING in 14ct yellow gold, set with a pearl of 4.6mm, accented on each side by a round brilliant cut diamond, stamped 14 585, size O / 7.25, 5.0g. 

Estimate £400 - £600

A RUBY AND DIAMOND CLUSTER RING in platinum, set with a cushion cut ruby between two oval cut rubies within a cluster of round brilliant cut diamonds, the diamonds totalling 1.6-1.8 carats, stamped PLAT, size P1/2 / 8, 9.2g.

Estimate £2,000 - £3,000

AN AMETRINE AND DIAMOND RING AND PENDANT SET in 18ct yellow gold, the ring set with an oval cut ametrine in a double halo of round brilliant cut diamonds, stamped 18K 750, size O1/2 / 7.5, accompanied by a pendant of a similar design, stamped 750, 4.

Estimate £1,500 - £2,500

AN AQUAMARINE AND DIAMOND DRESS RING in 18ct white gold, set with an octagonal step cut aquamarine of approximately 3.00 carats, the geometric shoulders set with round brilliant cut diamonds, stamped 750, size O / 7.25, 4.3g. 

Estimate £700 - £900

A SAPPHIRE AND DIAMOND RING in 14ct white gold, set with a row of square step cut sapphires, accented by rows of round brilliant cut diamonds, stamped 14K, size M1/2 / 6.5, 8.1g. 

Estimate £800 - £1,200

A RUBY AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut ruby of approximately 0.90 carats, in a border of round brilliant cut diamonds, stamped 750, size M1/2 / 6.5, 4.7g. 

Estimate £600 - £800

A PINK SAPPHIRE AND DIAMOND RING in platinum, set with an oval cut pink sapphire of approximately 1.15 carats, accented by round brilliant and baguette cut diamonds, stamped PLAT, size O / 7.25, 5.2g. 

Estimate £800 - £1,200

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

Estimate £800 - £1,200

AN EMERALD AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an octagonal step cut emerald in a cluster of round brilliant cut diamonds, stamped 750, size M1/2 / 6.5, 5.4g. 

Estimate £800 - £1,200

A PERIDOT, AMETHYST AND PEARL FLY RING in 9ct yellow gold, set with a round cut peridot and an oval cut amethyst, the wings set with pearls, partial British hallmarks, size O1/2 / 7.5, 2.6g. 

Estimate £150 - £250

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

AN ANTIQUE GEORGIAN RUBY AND DIAMOND RING in yellow gold and silver, set with a cushion cut ruby accented by old cut diamonds, no assay marks, size O1/2 / 7.75, 2.3g. 

Estimate £800 - £1,200

AN EMERALD AND DIAMOND CLUSTER RING in 9ct yellow gold, set with a cushion cut emerald in a double border of round brilliant cut diamonds, partial British hallmarks, size N1/2 / 7, 3.5g. 

Estimate £350 - £450

AN ANTIQUE CORAL CAMEO RING in yellow gold, set with an oval coral cameo carved to depict two classical women and a cherub, no assay marks, size I1/2 / 4.5, 15.1g. 

Estimate £1,500 - £2,500

AN ANTIQUE TURQUOISE AND PEARL RING in yellow gold, set with three pearls and two cabochon turquoise, no assay marks, size M / 6.25, 4.1g. 

Estimate £600 - £800

AN ANTIQUE AGATE CAMEO RING in rose gold, set with an oval agate cameo carved to depict the bust of a classical figure, no assay marks, size H1/2 / 4, 8.5g. 

Estimate £600 - £800

AN OPAL AND DIAMOND RING in 18ct yellow gold, set with three cabochon opals accented by trios of single cut diamonds, partially obscured British hallmarks, size N / 6.75, 5.1g. 

Estimate £1,000 - £1,500

A PEARL AND DIAMOND TOI ET MOI RING in white gold, set with a pearl of 7.4mm and a round brilliant cut diamond of approximately 0.25 carats, accented by single cut diamonds, no assay marks, size T / 9.75, 4.6g. 

Estimate £800 - £1,200

A DIAMOND AND EMERALD PANTHER RING in 18ct yellow and white gold, in crossover design designed as a coiled panther, set throughout with round cut black and white diamonds, the eyes set with round cut emeralds, the diamonds all totalling 8.5-9.0 carat

Estimate £1,500 - £2,500

A RUBY AND DIAMOND DRESS RING in platinum, set with an oval cut ruby of 1.16 carats in a border of calibre cut rubies and single cut diamonds, the shoulders set with further single cut diamonds, inscribed R1.16 0.2 0.4, stamped PLAT, size M1/2 / 6.5,

Estimate £800 - £1,200

NO RESERVE - GIVENCHY,  A RING RUBY AND DIAMOND BAND RING in 14ct yellow gold, the openwork band set with a row of alternating round cut rubies and diamonds, signed Givenchy, stamped 14K, size M / 6.25, 4.8g. 

Estimate £200 - £300

NO RESERVE - TWO GEMSET RINGS in yellow gold, one set with a fancy cut green paste stone and two pearls, no assay marks, size N1/2 / 7, together with an amethyst and white paste stone cluster ring, no assay marks, size M / 6.25, total weight 5.1g. 

Estimate £150 - £250

AN ANTIQUE GARNET AND PEARL CLUSTER RING in yellow gold, set with an oval cut garnet in a cluster of pearls and round cut garnets, no assay marks, size S / 9.25, 2.4g. 

Estimate £400 - £600

A DIAMOND AND ENAMEL CAT RING in yellow gold, designed as the head of a cat decorated with black, grey, brown, white and red enamel, the eyes set with round cut diamonds, no assay marks, size N / 6.75, 3.0g. 

Estimate £800 - £1,200

A RUBY AND DIAMOND CLUSTER RING in yellow gold, set with an old cut diamond in a cluster of round cut rubies, accented by single cut diamonds, no assay marks, size M1/2 / 6.5, 2.7g. 

Estimate £600 - £800

AN ANTIQUE MOURNING RING in yellow gold, the navette face with the initials HD surmounted by the coronet of a viscount over a hair work background, in a border of seed pearls, later shank, no assay marks, size N1/2 / 7, 2.4g. 

Estimate £500 - £700

AN ANTIQUE CARNELIAN INTAGLIO RING in 18ct yellow gold, set with an oval carnelian intaglio carved to depict a man, accented by beaded decoration and gazelles, no assay marks, size Q / 8.25, 8.7g. 

Estimate £800 - £1,200

AN ANTIQUE VICTORIAN SAPPHIRE AND DIAMOND RING in yellow gold, set with three round cut sapphires punctuated by pairs of old cut diamonds, no assay marks, engraved 1898, size O / 7.25, 3.1g. 

Estimate £250 - £350

A RUBY, SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with an oval cut ruby and an oval cut sapphire, accented by tapered baguette cut diamonds, size N1/2 / 7, 11.0g. One diamond deficient. 

Estimate £600 - £800

A RUBY AND DIAMOND CLUSTER RING in 18ct yellow god, set with a cushion cut ruby in a cluster of round cut diamonds, partial British hallmarks, size M1/2 / 6.5, 3.0g. 

Estimate £350 - £450

A SOLITAIRE DIAMOND RING in white gold, set with an old cut diamond of approximately 0.30 carats, accented by old, single and rose cut diamonds, partial British hallmarks for London 1977, size L / 5.75, 3.1g. 

Estimate £600 - £800

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut sapphire in a cluster of round brilliant and baguette cut diamonds, full British hallmarks, size J1/2 / 5, 3.9g. 

Estimate £300 - £500

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

AN EMERALD AND DIAMOND RING in 18ct yellow gold, set with an octagonal step cut emerald in a border of round brilliant cut diamonds, stamped 18CT, size O / 7.25, 3.2g. 

Estimate £800 - £1,200

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

A SOLITAIRE DIAMOND RING in 18ct white gold, set with a round brilliant cut diamond, of approximately 0.90 carats to stylised diamond set shoulders, stamped 18, size M1/2 / 6.5, 5.4g.

Estimate £600 - £800

A SAPPHIRE CLUSTER RING in 14ct white gold, set with a cabochon sapphire of 5.66 carats in a cluster of round cut sapphires to sapphire set shoulders, stamped 585, N1/2 / 7, 7.3g.

Estimate £500 - £700

A RUBY AND DIAMOND CLUSTER RING in 18ct white gold, set with an octagonal step cut ruby of approximately 1.06 carats, in a cluster of round brilliant cut diamonds, stamped 750, size L / 5.75, 3.1g. 

Estimate £2,500 - £3,500

A DIAMOND DRESS RING in white gold, set with an old European cut diamond of approximately 0.24 carats, accented by two rows of transitional cut diamonds, no assay marks, size L / 5.75, 8.7g. 

Estimate £800 - £1,200

ATTR. DORRIE NOSSITER, AN AQUAMARINE, CITRINE AND GREEN TOURMALINE RING in yellow gold and silver, designed as a stylised scroll set with round cut aquamarines and citrines, accented by round cut green tourmalines, no assay marks, size S1/2 / 9.25, 5

Estimate £800 - £1,200

A DIAMOND DRESS RING in 18ct yellow and white gold, set with two round brilliant cut diamonds, accented by round cut diamonds, stamped 18CT, size N / 6.75, 4.0g. 

Estimate £600 - £800

A DIAMOND SOLITAIRE RING in 18ct white gold, set with a round brilliant cut diamond of 0.45 carats, full British hallmarks, size N1/2 / 6.75, 4.7g. 

Estimate £500 - £700

A FANCY DEEP BROWNISH ORANGE DIAMOND RING in platinum, set with a fancy deep brownish orange round brilliant cut diamond of 0.35 carats in a border of round brilliant cut diamonds, further diamonds set to the shoulders, stamped PT950, size K / 5.25,

Estimate £1,200 - £1,600

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct white gold, set with a sapphire of approximately 3.63 carats accented by clusters of round brilliant cut diamonds, the diamonds totalling 2.1-2.2 carats, stamped 18CT, size O / 7.25, 8.6g.

Estimate £1,500 - £2,500

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 £600 - £800

A SAPPHIRE AND DIAMOND THREE STONE RING in yellow gold, set with a rectangular step cut sapphire between two old European cut diamonds, marked indistinctly, size K / 5.25, 2.5g. 

Estimate £800 - £1,200

A SAPPHIRE AND DIAMOND THREE STONE RING in 18ct yellow gold and platinum, set with an old European cut diamond accented on each side by a faceted sapphire, stamped 18CT&PT, size P / 7.75, 3.3g. 

Estimate £100 - £150

BOUCHERON, AN AMETHYST, SAPPHIRE AND DIAMOND NOCTUA OWL RING in 18ct blackened gold, designed as an owl set with round cut amethysts, round cut sapphires and round brilliant cut diamonds, the eyes set with cabochon amethysts, signed Boucheron, indist

Estimate £4,000 - £6,000

NO RESERVE - AN AMETHYST AND DIAMOND CLUSTER RING in 9ct yellow gold, set with an oval cut amethyst in a border of round brilliant cut diamonds, to shoulders set with French cut amethyst, stamped 375, size N / 6.75, 2.9g.

Estimate £80 - £120

NO RESERVE - CARTIER, A MAILLON DIAMOND RING in 18ct white gold, comprising a single row set with round brilliant cut diamonds, signed Cartier and numbered, stamped Au750, size H1/2 / 4, 3.6g. 

Estimate £200 - £300

A RUBY AND DIAMOND DRESS RING in platinum, set with a rectangular step cut ruby flanked by baguette cut diamonds and accented by old European cut diamonds, stamped platinum, size M / 6.25, 3.0g. 

Estimate £800 - £1,200