A TURQUOISE AND DIAMOND DRESS RING set with a round cabochon turquoise within a border of rose cut

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 VINTAGE MOONSTONE AND DIAMOND DRESS RING in 18ct yellow gold, set with a round cabochon moonstone within a border of single cut diamonds, full British hallmarks, size L / 5.75, 3.2g.

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

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 OPAL AND DIAMOND DRESS RING in high carat yellow gold and silver, set with an oval cabochon opal within a border of rose cut diamonds, with stylised decoration to the band, unmarked, size N / 7, 3.

A TURQUOISE AND DIAMOND DRESS RING Set with an oval-shaped turquoise cabochon at the centre, within a surround of brilliant-cut diamonds, mounted in gold, diamonds approximately 2.70ct total, ring siz

A late 19th century 18ct yellow gold, diamond, and turquoise heart-shaped ring, centred with an oval cabochon turquoise within a heart-shaped border of mixed rose-cut diamonds, split shoulders, the sh

NO RESERVE - AN ANTIQUE PEARL AND TURQUOISE DRESS RING in yellow gold, the band set with a pearl within a foliate border set with round cabochon turquoise, no assay marks, pearls untested, size P / 7.

AN ANTIQUE STAR SAPPHIRE AND DIAMOND DRESS RING in 18ct yellow gold and silver, set with a round cabochon star sapphire of 9.63 carats within a border of round cut diamonds, unmarked, size N / 6.5, 9.

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 AQUAMARINE AND DIAMOND DRESS RING in 18ct white gold, set with a cushion cut aquamarine of 10.74 carats, accented by two pear shaped rose cut diamonds, within borders of round cut diamonds, stamped

AN ANTIQUE OPAL AND DIAMOND DRESS RING, 19TH CENTURY in 18ct yellow gold, set with a central round cabochon opal between two kite shaped cabochon opals, the central opal within a border of old cut dia

A TURQUOISE AND DIAMOND CLUSTER RING set with a domed cabochon turquoise in a border of round brilliant cut diamonds, the shank accented with further diamonds, the diamonds all totalling 1.2-1.4 carat

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

A PAIR OF TURQUOISE AND DIAMOND DROP EARRINGS each comprising three navette shaped diamond links set with round brilliant cut diamonds, suspending a carved turquoise rose within a border of further di

Victorian Turquoise, Diamond, 10k Rose Gold Ring. Centering three round turquoise cabochons, surrounded by eighteen old mine-cut diamonds weighing a total of approximately 0.70 cttw., set in a 10k ros

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.

TURQUOISE AND DIAMOND DRESS RING, set with a cabochon cut turquoise to the center, surrounded with 11 old cut diamonds totalling approx. 1.60 ct. Size N. 4.1 grams.

ANTIQUE TURQUOISE AND DIAMOND RING, EARLY 20TH CENTURY claw-set with a cabochon turquoise, within a border of cushion-shaped diamonds, size Q / 8, unmarked, estimated total diamond weight 0.60-0.80 ca

A RUBY AND DIAMOND DRESS RING, 1931 in 18ct yellow gold, set with two round cut rubies within borders of single cut diamonds, full British hallmarks for London 1931, size O / 7, 3.8g.

A PAIR OF MOONSTONE, DIAMOND AND ENAMEL DROP EARRINGS in yellow gold, the articulated bodies set with oval and round cabochon moonstones within borders of rose cut diamonds, accented by black enamel,

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

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.