A TURQUOISE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with a cabochon turquoise in a triple

AN ANTIQUE TURQUOISE AND DIAMOND CLUSTER RING in yellow gold, set with an oval cabochon turquoise in a cluster of rose cut diamonds, no assay marks, size M1/2 / 6.5, 3.4g. 

AN ANTIQUE TURQUOISE AND DIAMOND RING in 18ct yellow gold, set with three round cabochon turquoise accented by pairs of old cut diamonds, full British hallmarks for London 1900, size O / 7.25, 4.

A VINTAGE TURQUOISE, SAPPHIRE AND DIAMOND RING, BEN ROSENFELD 1972 in 18ct yellow gold, set with an oval turquoise cabochon of 7.35 carats, encircled by a border of round cut diamonds totalling 2.0-2.

AN ANTIQUE TURQUOISE AND PEARL RING AND AN ANTIQUE DIAMOND FIVE STONE RING one in 18ct yellow gold, set with a row of alternating cabochon turquoise and pearls, full British hallmarks for London 1894,

NO RESERVE - AN ANTIQUE TURQUOISE AND DIAMOND CLUSTER RING in 9ct yellow gold, comprising a star motif set with a rose cut diamond in a cluster of round cabochon cut turquoise, the shoulders accented

AN ANTIQUE TURQUOISE AND DIAMOND RING in yellow gold, set with a central cluster of an old cut diamond and turquoise cabochons depicting a forget-me-not flower, accented by scrolls further set with tu

SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with a cabochon sapphire in a cluster of round cut diamonds, stamped 750, size O / 7, 4.0g.

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.

AN ANTIQUE OPAL AND DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with a cabochon opal in a cluster of rose cut diamonds, stamped 18CT & PLATINUM, size M / 6.25, 2.7g. 

AN ANTIQUE TURQUOISE AND DIAMOND RING in yellow gold and silver, set with five cabochon turquoise surrounded by a border of old cut diamonds, no assay marks, size M1/2 / 6.5, 4.3g.

A TURQUOISE AND DIAMOND RING in 9ct yellow gold, set with a round cabochon turquoise in a border of round brilliant cut diamonds, full British hallmarks for 9ct gold, size O / 7, 2.3g.

A SAPPHIRE AND DIAMOND CLUSTER DRESS RING in 18ct yellow gold and platinum, set with a round cabochon blue sapphire of 0.97 carats within a border of old cut diamonds, stamped 18ct Plat, size L1/2 / 6

AN ANTIQUE TURQUOISE AND DIAMOND RING in 15ct yellow gold, the tapering band set with four cabochon turquoise accented by rose cut diamonds in a floral design, partial British hallmarks, size L1/2 / 6

A TURQUOISE FIVE STONE RING in 18ct yellow gold, set with a row of five oval cabochon turquoise, no assay marks, size P1/2 / 8, 2.2g. 

A PAIR OF VINTAGE TURQUOISE AND DIAMOND CLIP EARRINGS in 18ct yellow gold and white gold, set with round cabochon turquoise and round brilliant cut diamonds, stamped 18K, 2.2cm, 10.2g.

ANTIQUE TURQUOISE AND DIAMOND RING in high carat yellow gold, set with five graduated turquoise cabochons accented by diamonds, unmarked, size O / 7, 5.5g.

A TURQUOISE AND DIAMOND SWEETHEART RING in yellow gold and silver, designed as a ribbon above two hearts set with cabochon turquoise in borders of rose cut diamonds, no assay marks, size M / 6.25, 2.8

Antique / Estate Diamond & Turquoise Navette Ring Set in Yellow Gold. Central oval cabochon turquoise with a halo of white diamonds. Ring size 6 can be resized.

A GREEN TOURMALINE AND DIAMOND RING in 18ct yellow gold, set with a cabochon green tourmaline in a cluster of single cut diamonds, full British hallmarks, size N / 6.75, 5.7g.

Ladies vintage 14kt yellow gold turquoise and diamond ring featuring a prong set cabochon cut turquoise surrounded by prong set European cut diamonds weighing approx. 2.00ct., Clarity SI1, Color G-I.

14k yellow gold ring set with a light blue turquoise cabochon with (10) channel set accent diamonds. Size 8.5 and 6.2dwt

Antique 19th C Gold & Diamond Navette Ring. Modeled in 14kt yellow gold set with rose cut diamond, cabochon turquoise and sapphire. Ring size 5.5 can be resized.

Persian turquoise, ruby, & diamond cluster ring set in 18kt white gold. Center turquoise measures 13.5mm accented with six 4mm cabochon turquoise stones, six .25ct faceted natural rubies, 2.00cts face

Vintage 18K yellow gold, diamond & turquoise ring, showcasing two 15 x 12mm each oval shaped natural Persian turquoise cabochon stones set in a heavy textured twisted rope design embellished with bril