A DEMANTOID GARNET AND DIAMOND RING the navette face set with a central a marquise cut diamond of

A RUBY AND DIAMOND COCKTAIL RING the domed face set with a central round cut ruby in concentric border of round cut diamonds and round and marquise cut rubies, stamped 585, size N / 6.5, 9.1g.

AN UNHEATED VIOLET SAPPHIRE AND DIAMOND DRESS RING in 18ct white gold, set with a central oval cut violet sapphire of 2.02 carats, within a navette border set with clusters of marquise and round brill

Eighteen-Karat White/Yellow Gold and Diamond Ring, set with a central marquise-cut diamond, with an approximate weight of 0.67 carats, approximate color H and clarity VS2, and thirty-four round brilli

A SAPPHIRE AND DIAMOND RING the navette face set with round cut diamonds accented by step cut sapphires, no assay marks, size N / 6.5, 4.6g.

NO RESERVE - AN ANTIQUE DIAMOND DRESS RING in 18ct yellow gold, the navette shaped face set with old cut diamonds, the diamonds all totalling 1.9-2.1 carats, partially obscured marks probably British

A MOONSTONE AND DIAMOND RING set to the centre with a cabochon moonstone, the navette shaped face set with old cut diamonds, no assay marks, size K / 5, 3.2g.

AN ANTIQUE DIAMOND RING, 19TH CENTURY AND LATER, in yellow gold and silver, the navette shaped face set with rose cut diamonds, no assay marks, size G / 3.25, 4.3g.  Guaranteed UK Mainland Christ

GEORGIAN GARNET AND DIAMOND RING, set with an central garnet, flanked on each side with a rose cut diamond on the shoulder. Size O. 3.3 grams.

A DIAMOND AND EMERALD RING in 18ct white gold, the geometric face set with a central old cut diamond of 0.60 carats accented by baguette cut emeralds and single cut diamonds, stamped 750, size N / 6.5

ANTIQUE GARNET AND DIAMOND RING, set with a central cabochon cut garnet, with a center star applique set with a diamond and black enamel. The surmount with geometrical pattern engraving. With openwork

A 14kt yellow gold ring with central prong-set marquise cut diamond. Stamped, "14K". Ring size - 4 3/4. Diamond measures approx. approx. 5.5 mm x 3.80 mm. Total approx. weight is 1 dwt (gros

A DIAMOND PLAQUE RING in platinum, the oval face set with a central cluster of round brilliant cut diamonds, the pierced body set with further round brilliant cut diamonds, the diamonds all totalling

A FRENCH ART DECO DIAMOND DRESS RING in platinum, the navette shaped face set to the centre with an old mine cut diamond of 0.70 carats between two old mine cut diamonds, accented by further rose cut

AN ART DECO DIAMOND AND SAPPHIRE RING in yellow gold, of target design, the face set with a central old cut diamond within a border of calibre cut sapphires and a further border of single cut diamonds

14kt gold engagement ring with central prong-set marquis cut diamond flanked by tapered baguettes. Marquis cut diamond measures approx. 14.0mm x 7.0mm. Stamped, "14K" to interior of band. To

Millegrained and hand engraved OEC diamond set scrolls radiate from central marquise cut diamond cluster tipped by synthetic calibrated emerald chevron, diamonds approx. .40 ct. TW, ca. 1920. Marked p

Antique 19th C Rose Cut Diamond & Garnet Navette Ring. Having a row of doublet garnets surrounded by rose cut diamonds set in 14kt yellow gold. Ring size 6 can be resized. Top measures just over 1inch

Vintage 14kt gold engagement ring displaying a central high prong-set marquis cut diamond. Diamond measures approx. 4.0mm x 12.0mm. Stamped, "14k" to interior of the band. Total approx. weig

AN ART DECO EMERALD AND DIAMOND RING in platinum or white gold, the navette face set with an oval cut emerald between round cut diamonds, accented by calibre cut emeralds, marked indistinctly, size N

A DIAMOND DRESS RING the face designed as a star, set with a central diamond accented by further rose cut diamonds, unmarked, size T / 9.75, 6.6g.

White Gold, Demantoid Garnet, and Diamond Ringcentering on a prong set round brilliant cut demantoid garnet (8.89 -8.96 mm) weighing approximately 3.15 carats set above a band with bead set and bar se

AN ANTIQUE RUBY AND DIAMOND RING in yellow gold, the navette face set with an oval cut ruby of 0.52 carats in a border of rose cut diamonds, no assay marks, size N / 6.5, 3.7g.

A PEARL AND DIAMOND RING in 14ct yellow gold and white gold, the rectangular face set with a central pearl and two principal old cut diamonds, within a border of old cut diamonds, the diamonds all tot

14kt white gold cocktail ring displaying a central prong-set marquis cut diamond with a surround of (8) round faceted colored gems and (12) round brilliant cut diamonds. Marquis cut diamond measures a