AN ART DECO KASHMIR SAPPHIRE AND DIAMOND RING in platinum, set with a sugarloaf cabochon sapphire of 4.43 carats, the ornate mount with Greek Key ...

A 1.20 CARAT D COLOUR SOLITAIRE DIAMOND RING in platinum, set east west with an oval brilliant cut diamond of 1.20 carats, partial British hallmar...

THEO FENNELL, A 11.43 CARAT PARAIBA TOURMALINE AND DIAMOND RING in 18ct white gold, set with a cushion cut Paraiba tourmaline of 11.43 carats in a...

BULGARI,  A FINE SAPPHIRE AND DIAMOND TROMBINO RING in 18ct white gold, set with a cushion cut sapphire of 2.79 carats, between rows of baguette c...

A FINE D COLOUR DIAMOND AND COLOMBIAN EMERALD TOI ET MOI RING in platinum, set with an emerald cut diamond of 1.89 carats and an octagonal step cu...

VAN CLEEF & ARPELS, A DIAMOND LOTUS BETWEEN THE FINGER RING the articulated double ring comprising a lotus flower and two leaves pave set througho...

JULIUS COHEN, AN AQUAMARINE AND DIAMOND DRESS RING set with an octagonal step cut aquamarine of approximately 27.15 carats accented by round brill...

A YELLOW SAPPHIRE AND DIAMOND RING set with an octagonal mixed cut yellow sapphire of approximately 7.85 carats, the gallery and shoulders set wit...

A CEYLON NO HEAT SAPPHIRE AND DIAMOND DRESS RING set with a cushion cut sapphire of 6.88 carats in a concentric border of round brilliant cut yell...

BULGARI, A CEYLON NO HEAT SAPPHIRE AND DIAMOND RING set with an oval cut sapphire of approximately 10.68 carats, accented by marquise cut diamonds...

AN ANTIQUE SAPPHIRE AND DIAMOND FIVE STONE RING in 18ct yellow gold, set with a row of alternating cushion cut sapphires and old cut diamonds, the...

VAN CLEEF & ARPELS, A LAPIS LAZULI AND DIAMOND RING set with two sections of fluted lapis lazuli, accented by three round brilliant cut diamonds, ...

TIFFANY & CO., A DIAMOND RING pave set with rows of round brilliant cut diamonds, signed Tiffany & Co., stamped IRID.PLAT. 18K, size M1/2 / 6.5, 1...

VAN CLEEF & ARPELS, A CORAL AND DIAMOND BOW RING in 18ct yellow gold, designed as a bow set with two cabochon coral, accented by round brilliant c...

CARTIER, A VINTAGE CHRYSOPRASE, ONYX, RUBY AND DIAMOND DRESS RING in 18ct yellow gold, set with a carved chrysoprase accented by polished onyx, st...

BOUCHERON, A MULTIGEM PEACOCK RING designed as a peacock set with round brilliant cut diamonds and pink and yellow round cut sapphires, the feathe...

A DIAMOND DRESS RING set with a hexagonal step cut diamond of approximately 1.75 carats, the shoulders set with baguette cut diamonds, stamped 750...

CARTIER, A WIDE LOVE RING in 18ct white gold, the wide band with a single screw motif, signed Cartier and numbered, Swiss assay marks, stamped 750...

ALEXIS NY, A DIAMOND, EMERALD AND ENAMEL SNAKE RING comprising a row of articulated links decorated with black enamel, the head and tail set with ...

VAN CLEEF & ARPELS, A DIAMOND RING in 18ct white gold, pave set with three rows of round brilliant cut diamonds, the diamonds all totalling 1.0-1....

A BLACK OPAL AND DIAMOND RING set with a cabochon black opal of approximately 19.89 carats in a stylised mount accented by round brilliant cut dia...

VAN CLEEF & ARPELS, A DIAMOND AND MULTIGEM RING in 18ct yellow gold, comprising a row of alternating round cut sapphires, rubies and emeralds, acc...

AN UNHEATED RUBY AND DIAMOND RING set with a pear cut ruby of 3.01 carats accented by round brilliant cut diamonds, the diamonds all totalling 1.1...

A GARNET AND DIAMOND THREE STONE RING set with a cushion cut garnet of 2.35 carats accented on each side by a baguette cut diamond, inscribed 2.35...

CHIMENTO, A ROSE QUARTZ AND DIAMOND DRESS RING set with a fancy cut rose quartz accented by round brilliant cut diamonds, signed Chimento and numb...

A 3.19 CARAT SOLITAIRE DIAMOND RING in platinum, set with a round brilliant cut diamond of 3.19 carats, flanked by two tapered baguette cut diamon...

AN EMERALD AND DIAMOND CLUSTER RING set with a round cabochon emerald of approximately 5.35 carats in a cluster of round brilliant cut diamonds, n...

A BLACK OPAL AND DIAMOND CLUSTER RING set with an oval cabochon black opal of approximately 3.92 carats in a cluster of round brilliant cut diamon...

A PEARL AND DIAMOND RING set with a pearl of 9.8mm set with a rose cut diamond, the shoulders set with further rose cut diamonds, no assay marks, ...

A KUNZITE AND DIAMOND RING set with an oval cut kunzite of 8.28 carats, the claw setting and band pave set with round brilliant cut diamonds, stam...

A FANCY INTENSE GREENISH YELLOW DIAMOND CROSSOVER RING set with a modified shield mixed cut fancy intense greenish yellow diamond of 0.62 carats a...

A MULTIGEM PANTHER RING designed as a coiled panther, set with square step cut rubies, emeralds and sapphires, round cut emeralds and an oval cut ...

DAVID WEBB, AN ENAMEL DRESS RING decorated throughout with stripes of black and cream enamel, signed David Webb, stamped 18K, sizing band, size K1...

AN ANTIQUE SAPPHIRE AND DIAMOND RING in yellow gold, set with three cushion cut sapphires  accented by old cut diamonds, the sapphires all totalli...

A RUBY AND DIAMOND BOMBE RING in 18ct yellow gold, the bombe face set with round cut rubies accented by round brilliant cut diamonds, the rubies a...

A NATURAL FANCY DEEP BROWNISH YELLOW AND WHITE DIAMOND RING set with a cut cornered rectangular modified brilliant cut fancy deep brownish yellow ...

A 4.23 CARAT DIAMOND RING set with a round brilliant cut diamond of 4.23 carats in a border of round brilliant cut diamonds, the bifurcated band s...

VAN CLEEF & ARPELS, AN ENAMEL RING AND EARRINGS SUITE in 18ct yellow gold, the bombe ring decorated with rows of blue and white enamel, the clip e...

A BURMA NO HEAT RUBY AND DIAMOND THREE STONE RING set with an oval cut ruby of 1.06 carats accented on each side by a pear cut diamond, stamped PT...

AN EMERALD AND DIAMOND RING set with an octagonal step cut emerald of 23.45 carats in a border of round brilliant cut diamonds, the shoulders set ...

A TREATED YELLOW AND WHITE DIAMOND THREE STONE RING set with a radiant cut treated yellow diamond of approximately 2.00 carats between two trillio...

A NATURAL FANCY ORANGY YELLOW AND WHITE DIAMOND RING set with a round brilliant cut diamond of 1.18 carats in a border or round brilliant cut diam...

BUCCELLATI, AN EMERALD AND DIAMOND RING set with an oval cabochon emerald accented on each side by a round brilliant cut diamond, inscribed J.A.S....

BOUCHERON, AN EMERALD RING in 18ct yellow gold, the fluted band set with a cabochon emerald, signed Boucheron Paris, French assay marks, size J / ...

A BLUE AND PINK DIAMOND RING set with a heart cut blue diamond of approximately 0.97 carats between two pear cut pink diamonds, the band set with ...

A RUBELLITE TOURMALINE AND DIAMOND RING set with a cushion cut rubellite tourmaline of 18.70 carats, the gallery and shoulders pave set with round...

A BLUE AND FANCY ORANGY PINK DIAMOND RING set with a round brilliant cut blue diamond of approximately 1.16 carats between two pear cut fancy oran...

ALEXIS NY, A DIAMOND, SAPPHIRE AND ENAMEL SNAKE RING comprising a row of articulated links decorated with turquoise and white enamel, the head and...

BUCCELLATI, A DIAMOND DRESS RING the round openwork face set with a round brilliant cut diamond, in a concentric border of further diamonds, signe...

VAN CLEEF & ARPELS, A RUBY AND DIAMOND FLOWER RING in 18ct yellow gold, the bombe face set with round cut rubies and round brilliant cut diamonds,...

AN ANTIQUE INTAGLIO FOB SEAL PENDANT comprising a ring suspending three ornate fob seals, one set with a blank carnelian, one set with an blank on...

AN ANTIQUE PEARL AND ENAMEL MOURNING RING the oval face set with a pearl in a star motif, relieved in black enamel, the band set with hairwork, in...

POMELLATO, A ROCK CRYSTAL AND DIAMOND DRESS RING set with a fancy cut rock crystal of approximately 22.46 carats accented by round brilliant cut d...

POMELLATO, A RHODOLITE GARNET STARFISH RING designed as a starfish set throughout with round cabochon and round cut rhodolite garnets, signed Pome...

A GREEN TOURMALINE AND DIAMOND RING set with an octagonal step cut green tourmaline of 23.29 carats in a border of round brilliant cut diamonds, t...

A TOPAZ AND DIAMOND RING set with an oval cut topaz of 15.52 carats in a border of pave set round brilliant cut diamonds, the bifurcated shoulders...

BUCCELLATI, A GOLD FLOWER RING designed as a flower head, signed Buccellati, stamped 18KT 750, size K1/2 / 5.5, 9.3g.

A RUBELLITE TOURMALINE AND DIAMOND RING set with an oval cut rubellite tourmaline in a border of round brilliant cut diamonds, no assay marks, siz...

A SAPPHIRE AND DIAMOND DRESS RING set with an oval cut sapphire of approximately 4.00 carats, in a cluster of round brilliant and tapered baguette...

CHANEL, AN EMERALD AND DIAMOND RING in 18ct white gold, set with an oval cabochon emerald accented by princess cut diamonds, the diamonds all tota...