VHERNIER, A ROCK CRYSTAL AND TURQUOISE ALADINO COCKTAIL RING in 18ct yellow gold, set with a slice

VHERNIER, A ROCK CRYSTAL AND TURQUOISE ALADINO COCKTAIL RING in 18ct yellow gold, set with a slice of turquoise beneath a polished rock crystal dome, signed Vhernier and numbered, stamped 750, size N

Turquoise, Rock Crystal and Diamond Ring 14k yellow gold/sterling silver, the ring mounted with a central cabochon-cut turquoise weighing approximately 3.73 carats, set into a faceted rock crystal bor

Vhernier Aladino Solid 18K Rose Gold, Turquoise & Rock Crystal Ring - This beautiful ring from Vhernier made its debut as part of the house's Aladino collection. The ring pairs sensual solid 18k rose

David Webb Signature 18K Yellow Gold and Rock Crystal Cocktail Ring in Original Ring Box and Outer Box. David Webb Jewelry continues to lead the industry in calling back the art deco period where rock

View a video of this lot: Click HereCrafted in 14K yellow gold; set with a carved coral, measuring approximately 19.45 x 14.65 mm; accented with single-cut diamonds, weighing a total

AN ANTIQUE STUART CRYSTAL MOURNING RING, 18TH CENTURY in high carat yellow gold, the face set with a carved rock crystal atop a red foiled ground with hairwork decoration, surmounted by a coronet and

A DIAMOND SOLITAIRE ENGAGEMENT RING in 18ct yellow gold, set with a radiant cut diamond of 5.63 carats, British hallmarks for 18ct gold, size N / 6.5, 7.0g. Accompanied by a facsimile gemmological rep

A DIAMOND CLUSTER RING in 18ct yellow gold, set with an antique cushion cut diamond of 1.51 carats in a cluster of old cut diamonds totalling 1.4-1.6 carats, the diamonds all totalling 2.9-3.1 carats,

A VINTAGE SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with a cabochon sapphire and an old cut diamond of 1.47 carats, accented by further old mine cut diamonds, French assay marks for 18 carat

A DIAMOND CLUSTER RING in 18ct yellow gold, set with a cluster of round brilliant cut diamonds all totalling 3.4-3.6 carats, full British hallmarks for 18ct gold, size N / 7, 6.0g.

A VINTAGE DIAMOND FIVE STONE RING in 18ct yellow gold, set with a graduated row of old cut diamonds all totalling 3.2-3.4 carats, stamped 18CT, size M / 6, 3.7g.

A CHROME TOURMALINE AND DIAMOND RING in 18ct yellow gold, set with a cushion cut chrome green tourmaline of 12.76 carats in a stylised border of round brilliant cut diamonds, partial British hallmarks

A DIAMOND FIVE STONE RING in 18ct yellow gold, set with five graduated old cut diamonds, accented by rose cut diamonds, the diamonds all totalling 2.7-2.9 carats, stamped 18ct, size P / 7.5, 4.2g.

AN EMERALD AND DIAMOND CLUSTER RING in 18ct yellow gold, set with a cushion cut emerald of 3.65 carats in a cluster of old cut diamonds totalling 1.8-2.0 carats, stamped 18ct, size O / 7, 7.4g.

A SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with a round cabochon sapphire of approximately 7.18 carats, accented by trios of rose cut diamonds, stamped 750, size N / 6.75, 7.1g. 

A DIAMOND CLUSTER DRESS RING in 18ct yellow gold, set with a central old cut diamond of 0.91 carats, within a border of further old cut diamonds, all totalling 2.5-2.7 carats, marked indistinctly, siz

AN ANTIQUE VICTORIAN BLUISH GREEN DIAMOND RING, 1862 in 18ct yellow gold, set with an old cut blue diamond of 0.70 carats, full British hallmarks for Birmingham 1862, size N / 6.5, 4.7g. Accompanied b

A DIAMOND DRESS RING, MAUBOUSSIN in 18ct yellow gold, set with a principal old cut diamond of 2.44 carats flanked above and below by marquise and round cut diamonds, signed Mauboussin Paris, French as

A DIAMOND DRESS RING in 18ct yellow and white gold, set with an emerald cut diamond of 1.66 carats within a border of round cut and tapering baguette cut diamonds, the diamonds all totalling 2.9-3.1 c

A SAPPHIRE AND DIAMOND TOI ET MOI RING in 18ct yellow and white gold, set with a round cut sapphire of 2.10 carats and a round brilliant cut diamond of 1.54 carats, accented by further single cut diam

CARTIER, A TRINITY DE CARTIER DIAMOND RING in 18ct yellow gold, the bands set with round brilliant cut diamonds, maker's mark JC, full British hallmarks, size W / 11, 11.5g.

AN ORANGE SAPPHIRE AND DIAMOND RING in 18ct white and yellow gold, set with a cushion cut orange sapphire of approximately 5.4 carats between two trilliant cut diamonds totalling 0.8-0.9 carats, maker

AN OPAL AND DIAMOND DRESS RING in 18ct yellow and white gold, set with an oval cabochon opal accented by round brilliant and princess cut diamonds, the diamonds all totalling 1.2-1.4 carats, British h

A DIAMOND DRESS RING, BULGARI in 18ct yellow gold, pave set with round cut diamonds totalling 4.0-5.0 carats, signed Bvlgari, stamped 750, size N / 7, 10.9g.