CARTIER, A 1.51 CARAT SOLITAIRE DIAMOND RING in 18ct yellow gold, set with a round brilliant cut diamond of 1.51 carats, signed Cartier, stamped 18K, size J / 4.75 with sizing beads, 5.4g. 

Estimate £5,000 - £7,000

A RETRO CORAL AND DIAMOND RING, CIRCA 1950 in 18ct yellow gold, designed as two interlocking twisted oval, accented by a piece of polished coral and round brilliant cut diamonds, stamped 18K, size N1/2 / 7, 16.7g. 

Estimate £1,800 - £2,400

CARTIER, A JUSTE UN CLOU RING in 18ct rose gold, designed as a twisted nail, signed Cartier and numbered, stamped Au750, size M1/2 / 6.5, 3.4g. Accompanied by a Cartier ring box. 

Estimate £500 - £700

A FINE CEYLON NO HEAT YELLOW SAPPHIRE AND DIAMOND RING in platinum, set with an oval cut yellow sapphire of approximately 22.71 carats, the stepped shoulders set with old cut diamonds, no assay marks, size I / 4.25, 13.6g. Accompanied by a facsimile

Estimate £10,000 - £15,000

CHARLES DE TEMPLE, A MODERNIST TEXTURED GOLD RING, 1962 in 18ct yellow gold, in modernist design with stylised cracks throughout, signed C de T, full British hallmarks for London 1962, size N / 6.75, 10.9g.  From a Private Collection of Charles de T

Estimate £500 - £700

CHARLES DE TEMPLE, A MODERNIST EMERALD RING, 1977 in 18ct white and yellow gold, set with a row of round cut emeralds, signed C de T, full British hallmarks for London 1977, size M / 6.25, 6.1g.  From a Private Collection of Charles de Temple jewels

Estimate £500 - £700

CHARLES DE TEMPLE, A MODERNIST GOLD RING, 1965 in 18ct yellow and white gold, in modernist textured design, signed C de T, full British hallmarks for London 1965, size L / 5.75, 6.8g.  From a Private Collection of Charles de Temple jewels. 

Estimate £500 - £700

VAN CLEEF & ARPELS, A CHRYSOPRASE RING in 18ct yellow gold, set with an oval cabochon chrysoprase on a fluted band, signed VCA and numbered, French assay marks, stamped 750, size I / 4.25, 7.5g. 

Estimate £2,500 - £3,500

A SOLITAIRE DIAMOND RING in 18ct white gold, set with a baguette cut diamond of approximately 4.39 carats, no assay marks, size M / 6.25, 4.6g.

Estimate £15,000 - £25,000

CARTIER, A TURQUOISE AND DIAMOND DRESS RING in 18ct yellow gold and platinum, set with a sugarloaf cabochon turquoise on a stylised foliate mount set with round brilliant cut diamonds, signed Cartier Paris, French assay marks, size K / 5.25, 16.3g. 

Estimate £12,000 - £18,000

A ORANGE CAT'S EYE MOONSTONE AND DIAMOND DRESS RING in titanium, set with an oval cabochon orange cat's eye moonstone of 71.85 carats in a border of round brilliant cut diamonds, a star motif beneath the mount and band set with further round brillian

Estimate £18,000 - £22,000

A VERY FINE COLOMBIAN EMERALD AND DIAMOND RING in platinum, set with an octagonal step cut emerald of 8.72 carats in a border of round brilliant cut diamonds, the gallery and band set with further diamonds, stamped PT 950, size L / 5.75, 5.9g. Accomp

Estimate £60,000 - £80,000

AN AMETHYST AND DIAMOND COCKTAIL RING in 18ct white gold, set with a mixed cut amethyst of approximately 50.00 carats, accented by round brilliant cut diamonds, full British hallmarks, size N1/2 / 6.75, 26.7g.

Estimate £1,200 - £1,800

CARTIER, A PERIDOT, ONYX AND ENAMEL PANTHERE RING in 18ct yellow gold, designed as the head of a panther decorated with black enamel spots, the eyes set with pear cut peridots, the nose set with onyx, signed Cartier and numbered, French assay marks,

Estimate £10,000 - £15,000

A SAPPHIRE AND DIAMOND RING in yellow gold, set with a cushion cut sapphire of approximately 3.32 carats, accented by old cut diamonds, no assay marks, size I / 4.25, 3.6g. 

Estimate £2,000 - £3,000

A D COLOUR SOLITAIRE DIAMOND RING in yellow gold and silver, set with an oval old cut diamond of 1.50 carats in a pinched silver collet, no assay marks, size M / 6.25, 2.8g. Accompanied by a facsimile gemmological report from GIA stating that the dia

Estimate £6,000 - £8,000

A FRENCH SAPPHIRE BOMBE RING in 18ct yellow gold, set with cabochon sapphires, French maker's mark, French assay mark, size E1/2 / 2.5, 10.6g. 

Estimate £1,500 - £2,500

AN EMERALD AND DIAMOND CLUSTER RING in 14ct white gold, set with a cabochon emerald of 4.16 carats in a cluster of marquise cut diamonds and round cut emeralds, stamped 14K, size M / 6.25, 7.1g. 

Estimate £2,000 - £3,000

A 2.10 CARAT SOLITAIRE DIAMOND RING in platinum, set with a marquise cut diamond of 2.10 carats flanked by two tapered baguette cut diamonds, stamped 10% IRID PLAT, size I / 4.25, 5.8g. Accompanied by a gemmological report from GIA stating that the d

Estimate £10,000 - £15,000

A FINE DIAMOND FULL ETERNITY RING in platinum, set all around with a row of emerald cut diamonds all totalling 14.0-15.0 carats, no assay marks, size L / 5.75, 10.1g. 

Estimate £45,000 - £55,000

A VINTAGE PINK TOURMALINE AND DIAMOND CLUSTER RING, CIRCA 1985 in yellow gold, set with a cushion cut pink tourmaline of approximately 3.00 carats within a cluster of round brilliant cut diamonds, the diamonds all totalling 1.0-1.2 carats, no assay m

Estimate £3,000 - £5,000

A 3.51 CARAT SOLITAIRE DIAMOND RING in platinum, set with an old cut diamond of 3.51 carats, no assay marks, size R / 8.75, 3.7g.

Estimate £10,000 - £15,000

AN ANTIQUE DIAMOND AND GARNET SNAKE RING in 18ct yellow gold, designed as an engraved coiled snake, the head set with an old pear cut diamond and the eyes set with cabochon garnets, full British hallmarks for London 1924, size T / 9.5, 6.3g. 

Estimate £1,200 - £1,800

A DIAMOND SWIVEL RING in 18ct rose gold, with an articulated oval plaque pave set with round brilliant cut diamonds, within two oval borders pave set with further round brilliant cut diamonds, the diamonds all totalling 4.5-5.0 carats, stamped 750, s

Estimate £5,000 - £7,000

A COLOMBIAN EMERALD AND PEARL RING in platinum, set with an octagonal step cut emerald of 8.90 carats, flanked by seed pearls, stamped PT900, size N / 6.75, 58.8g. With a gemmological verbal assessment stating that the emerald is of Colombian origin.

Estimate £4,000 - £6,000

A SOLITAIRE DIAMOND RING in platinum, set with an emerald cut diamond of approximately 3.80 carats, accented on each side by a baguette cut diamond, no assay marks, size O1/2 / 7.5, 4.9g.

Estimate £12,000 - £16,000

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct white gold, set with a cushion cut sapphire of approximately 7.00 carats in a cluster of round brilliant cut diamonds, the shoulders set with further diamonds, stamped 18K, size N1/2 / 7, 9.6g.

Estimate £4,000 - £6,000

CARTIER, A NOUVELLE VAGUE RING, in 18ct white gold, comprising two interwoven bands, signed Cartier and numbered, stamped 1991, stamped 750, size N / 6.75, 16.4g. 

Estimate £1,500 - £2,500

A DIAMOND CLUSTER RING in 18ct white gold, set with a round brilliant cut diamond of 1.00 carat in a cluster of round brilliant cut diamonds, the band set with further diamonds, no assay marks, size M / 6.25, 3.7g. Accompanied by a gemmological repor

Estimate £3,000 - £5,000

A PARAIBA TOURMALINE AND DIAMOND RING in 18ct white gold, set with an oval cut Paraiba tourmaline of 20.85 carats in a border of round brilliant cut diamonds to stylised shoulders set with round brilliant cut diamonds, all totalling 1.0-1.2 carats, p

Estimate £25,000 - £35,000

A FANCY YELLOW DIAMOND CLUSTER RING in platinum and 18ct yellow gold, set with a cushion cut fancy yellow diamond of 1.20 carats in a border of round brilliant cut diamonds, the band set with further diamonds, stamped PLAT 18CT, size J / 4.75, 4.3g.

Estimate £3,000 - £5,000

A 1.01 CARAT SOLITAIRE DIAMOND RING in platinum, set with a Leo round brilliant cut diamond of 1.01 carats, full British hallmarks, signed The Leo, size L /5.75, 4.9g. Accompanied by a gemmological report stating that the diamond is of H colour and S

Estimate £3,500 - £4,500

A GOLD AND WOOD DRESS RING in 18ct yellow gold, comprising a wooden curb link connected to a bifurcated gold band, stamped 750, Italian assay marks, size L1/2 / 6, 13.2g. 

Estimate £1,500 - £2,500

A BLACK ENAMEL BAND RING in 18ct yellow gold, the band with the motto 'DIEU VOUS GARDE' accented by black enamel and fleur de lis motifs, stamped 18K, size N / 6.75, 3.9g. 

Estimate £800 - £1,200

A DIAMOND AND RUBY DRESS RING in a scrolling geometric design, set with baguette, marquise, emerald and round cut diamonds and accented by two cabochon rubies, no assay marks, size N / 6.75, 10.6g. 

Estimate £2,500 - £3,500

CARTIER, A DIAMOND ENTRELACES C RING in 18ct white gold, the open band designed as a series of interlocking C motifs, set throughout with round brilliant cut diamonds, signed Cartier and numbered, French assay marks, size O / 7.25, 13.4g. 

Estimate £4,000 - £6,000