AN ANTIQUE TURQUOISE AND DIAMOND STICK PIN in yellow gold, set with a cabochon turquoise in a clu...

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.

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.

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 RIVIERA NECKLACE, 19TH CENTURY in high carat yellow gold, set with graduating cabochon turquoise links, marked indistinctly, 39cm, 18.6g.

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

AN ANTIQUE TURQUOISE AND DIAMOND BANGLE in yellow gold, the hinged body set with a row of graduated cabochon turquoise, punctuated by pairs of old cut diamonds, no assay marks, inner circumference 16.

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.

A FINE ANTIQUE TURQUOISE, PEARL AND DIAMOND BLACKAMOOR STICK PIN / BROOCH in yellow gold and silver, depicting the bust of a lady carved in banded agate, wearing traditional headdress featuring engrav

AN ANTIQUE TURQUOISE AND DIAMOND BAR BROOCH in silver and yellow gold, set with a row of alternating round cabochon turquoise and old European brilliant cut diamonds, accented by rose cut diamonds, th

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

ANTIQUE TURQUOISE AND DIAMOND PENDANT in yellow gold, the circular body set with a central old cut diamond in a surround of cabochon turquoise, unmarked, 3.5cm, 6.6g.

A PAIR OF ANTIQUE TURQUOISE AND DIAMOND EARRINGS in high carat yellow gold, each set with a polished pear shaped turquoise cabochon, suspended below pairs of graduated old cut diamonds, the diamonds t

AN ANTIQUE DIAMOND AND RUBY CAVALIER KING CHARLES SPANIEL STICK PIN BROOCH in yellow gold, set throughout with old mine cut diamonds, accented by cabochon ruby eyes, no assay marks, 1.1cm, 2.6g.

Antique Victorian 10k Gold Turquoise Diamond Brooch Pin or Pendant. Set with a round cabochon turquoise and a halo of small diamonds. Tests at 10kt. Measures 1.25 inches in width.

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.

18k yellow gold pin or brooch in floral form, the petals set with turquoise cabochons, the center with brilliant round cut diamonds. Hallmarked on back 18K ITALY along with indistinctive marks. Approx

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

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

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 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.

A vintage 14K gold pendant with a fine central turquoise cabochon. The rims are set with diamonds. Weight: 3.58 grams. Luxury Jewelry For Women. Dimensions: Size: 5/8 x 3/4 in. All measurements are ap