A opal dress ring. The circular opal cabochon panel,

A 9ct gold ruby and opal dress ring. Designed as a circular-shape ruby and circular opal cabochon panel. Hallmarks for London, 1976. Ring size M. Weight 6gms.

An opal and diamond dress ring. Of openwork design, the rectangular opal cabochon, with circular opal cabochon sides, to the brilliant-cut diamond surround and shoulders. Estimated total diamond weigh

A selection of four 9ct gold gem-set dress rings. To include a circular opal cabochon and sapphire cluster ring, a multi gem and diamond dress ring, together with two further rings. Three with hallmar

A diamond and opal dress ring. The marquise-shape textured panel, with old-cut diamond and vari-shape opal cabochon collets, to the bifurcated sides. One opal cracked. Estimated total diamond weight 1

Four 9ct gold gem-set dress rings. To include an oval opal cabochon five-stone ring, an oval-shape amethyst three-stone ring with circular-shape amethyst line sides and a further two gem-set rings. Ha

An opal three-stone ring. The circular opal cabochon line, with opal double spacers and openwork gallery. Ring size M 1/2. Weight 3.6gms. Overall condition good. Minor surface scratches/wear in keepin

OPAL AND DIAMOND CLUSTER RING The circular opal cabochon within a cushion-shaped diamond surround, within closed back settings, diamonds approx. 1.20cts total, ring size approx. L½

An opal and diamond cluster ring. The circular opal cabochon, with single-cut diamond surround. Estimated total diamond weight 0.40ct. Ring size M1/2. Weight 3.6gms.

An Edwardian opal and diamond ring. The graduated circular opal cabochon line, with old-cut diamond double spacers, to the scrolling sides and plain band. Hallmarks for Birmingham, 1908. Weight 2.6gms

An opal and diamond dress ring. The oval opal cabochon, to the brilliant-cut diamond scalloped sides and plain band. Estimated total diamond weight 0.10ct. Weight 4.3gms.

An opal three-stone and diamond ring. The graduated circular opal cabochon line, with old-cut diamond spacers. Estimated total diamond weight 0.10ct. Ring size N. Weight 3.3gms.

An early 20th century 18ct gold diamond and opal dress ring. The oval-shape opal cabochon line, with old-cut diamond spacers. Hallmarks for Birmingham, 1916. Ring size N1/2. Weight 3.5gms. Overall con

A VINTAGE BLACK OPAL DRESS RING in yellow gold, set with a round cabochon opal, full British hallmarks for London 1974, size O / 7.25, 5.5g. 

AN OPAL DRESS RING in yellow gold, set with an oval cabochon opal weighing 3.05 carats, no assay marks, size N / 6.75, 4.2g.

AN OPAL DRESS RING in yellow gold, the oval cabochon opal set to a plain band, unmarked, K / 5, 1.05g.

An early 20th century 18ct gold opal and diamond ring. The oval opal cabochon, to the single-cut diamond and circular opal cabochon sides. Weight 3.2gms.

AN OPAL DRESS RING in yellow gold, set with an oval cabochon opal to a bifurcated band, unmarked, size N / 6.75, 1.6g.

Includes a vintage 14kt yellow gold cocktail ring displaying a central cluster of circular opal cabochons - stamped, "PacG 14k", ring size - 6 1/4; and a vintage 14kt yellow gold modernist w

An Art Deco single stone black opal ring, An Art Deco single stone black opal ring, with diamond set shoulders. A circular tallow cabochon cut black opal, milligrain set to each shoulder, to a ridged

AN OPAL AND DIAMOND DRESS RING in 18ct yellow and white gold, set with an oval cabochon opal accented by round brilliant and princess cut diamonds, the diamonds all totalling 1.2-1.4 carats, British h

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

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.

AN ANTIQUE OPAL AND DIAMOND DRESS RING in 18ct yellow gold, set with a trio of graduated oval cabochon opals, accented by pairs of old European brilliant cut diamonds, full British hallmarks (partly o

NO RESERVE - AN ANTIQUE OPAL AND DIAMOND DRESS RING, Made in yellow gold, Three graduated oval cabochon opals, Old European brilliant cut diamonds (one replaced with a round brilliant cut diamond), No