A French 18ct gold and diamond retro ring. The diamond

A FRENCH RETRO DIAMOND RING in 18ct yellow gold, the geometric face set with two old cut diamonds, accented by rows of rose cut diamonds, French assay mark, size L / 5.5, 7.9g.

Art Deco, of two pear shaped diamonds that are surrounded by French cut Ceylon sapphires, with a round diamond on each shoulder. Ring size M.

CHAUMET, A PERIDOT AND DIAMOND RING in 18ct yellow gold, set with a cabochon peridot, accented by round brilliant cut diamonds, signed Chaumet Paris and numbered, French assay mark for 18ct gold, size

A FRENCH YELLOW DIAMOND RING in 18ct yellow gold, the stylised ring set with a round brilliant cut yellow diamond, French maker's mark, French assay marks, size K1/2 / 5.5, 5.1g.

A FRENCH SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with an oval cut sapphire of approximately 3.57 carats accented by old cut diamonds, French assay marks, size J1/2 / 5, 10.6g. 

A RETRO DIAMOND DRESS RING, CIRCA 1940 Of odeonesque design, set with a row of old brilliant-cut diamonds and rose-cut diamond highlights to the terminals, mounted in platinum and gold, French import

A DIAMOND CLUSTER RING in 18ct white gold, set with a cluster of round brilliant cut diamonds all totalling 0.9-1.0 carat, French assay marks for 18ct gold, size L / 6, 4.0g.

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

VAN CLEEF & ARPELS, A VINTAGE DIAMOND RING, 1970S in 18ct yellow gold, the tapering band pave set round brilliant cut diamonds within a gold border, signed VCA and numbered, French assay marks for 18c

14k White gold and diamond comet ring, a retro comet motif with an appx. 0.18ct diamond in the center of a five point star with triangular sapphire, ruby, emerald, diamond and citrine with a pave diam

METAL: 18k Gold. GEMSTONES: Diamonds approx. 0.24ctw. Tourmaline - 9.7 x 7.8 x 4.2mm (stone have multiple chips). MEASUREMENTS: Ring size 3 1/4, top is 15mm wide. MARKED: 750 18Ct. WEIGHT: 12.7 grams.

AN OPAL AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cabochon opal in a cluster of rose cut diamonds, French import mark, size O / 7, 3.9g.

8 vivid French square cut rubies and 3 round diamonds totaling one carat of gem weight, 14K white gold, buckle style setting, currently size 5 1/4.

A CITRINE AND DIAMOND DRESS RING in 18ct yellow gold and silver, set with an oval cut citrine within a border of foliate scroll designs set with four round cut diamonds, French assay marks, size N / 6

VINTAGE RUBY AND DIAMOND CROSS RING in 18ct yellow gold, the band set with step cut rubies in cross design within a square border of round cut diamonds, French marks, size Q / 8, 13.9g.

AN EMERALD AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an emerald cut emerald of 3.02 carats in a border of round cut diamonds, French assay marks, size R / 8.75, 8.5g.

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

AN ART DECO DIAMOND AND ONYX RING in 18ct gold, the central 0.23 carat round cut diamond set against a polished black onyx background, encircled by round cut diamonds, French assay marks, size L / 6,

VINTAGE DIAMOND UNICORN DRESS RING mounted in 18ct yellow gold, designed as a unicorn coiled around on itself, with circular cut diamonds set to the eyes, French export assay marks and maker's mark, f

A FRENCH DIAMOND AND ENAMEL BOMBE RING in 18ct yellow gold, the domed face set with round brilliant cut diamonds with black enamel details, the diamonds totalling 0.9-1.1 carats, French assay marks, s

A Late 19th C French chrysoberyl and diamond ring, round cabochon cut Cat's eye chrysoberyl within a diamond surround. Mounted in 18ct yellow gold.

curving element decorated with white gold and diamonds, central elevated element set with a large aquamarine stone.

Vintage retro estate 14K and 18K yellow and white gold old European cut diamond engagement ring: Showcasing a center 3.65mm diamond, est. .18ct, K, I2, and flanked with six small single cut diamonds,

An early 20th century 18ct gold diamond ring. The old-cut diamond crossover terminals, to similarly-cut diamond scrolling foliate asymmetric sides and grooved band. Principal diamonds estimated total