A TURQUOISE AND DIAMOND RING in yellow gold and silver, set with a cabochon turquoise between two

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

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.

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

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

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 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.

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

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.

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

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.

A PAIR OF ANTIQUE TURQUOISE AND DIAMOND EARRINGS, 19TH CENTURY in yellow gold and silver, each set with a round turquoise cabochon within a border of rose cut diamonds, surmounted by further rose cut

A TURQUOISE AND RUBY RING in yellow gold, set with a central cabochon turquoise in a border of round cut rubies, between two further turquoise cabochons, British hallmarks, size L / 6.5, 2.8g.

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.

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.

AN ANTIQUE TURQUOISE AND DIAMOND BANGLE, 19TH CENTURY in yellow gold, the band set with six turquoise cabochons accented by two old cut diamonds, unmarked, inner diameter 5.8cm, 25.6g.

Native American 14kt yellow gold ring, stamped DV, two bezel-set turquoise cabochons, flower and feather design, split shank, approx size 6.5, 6.0 grams (inclusive of all materials) Start Price: $150.

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,

LAPIS LAZULI, TURQUOISE AND DIAMOND EARRINGS Containing two round cabochon turquoise and two lapis lazuli bead drops with numerous single cut diamonds. Mounted in yellow gold and silver. 1 1/4 inches

AN ANTIQUE TURQUOISE CAMEO AND DIAMOND VINAIGRETTE RING, 19TH CENTURY AND LATER in yellow gold and silver, the hinged triangular vinaigrette compartment set with a carved turquoise cameo depicting Vic

AN ANTIQUE TURQUOISE AND DIAMOND BANGLE, LATE 19TH CENTURY in yellow gold and silver, the hinged body set to one half with a row of eight graduated oval cabochon turquoise accented by trios of rose cu

Antique Turquoise and diamond ring Set with an oval cabochon turquoise surrounded by old mine-cut diamonds Platinum and yellow gold Ring size 5; Gross weight 5.0 dwts

14K yellow gold ring featuring an oval cabochon turquoise prong set in center and surrounded by round cut diamonds and multiple layers of bead set lapis lazuli beads, wide textured shank, sz 6, 29.5 g

Cabochon green turquoise cocktail ring framed with diamond accents and set in 18k yellow gold, includes Certificate of Authenticity as from The Collection of Vikki Carr weight 18.1 g size 5.5