An opal and diamond cluster ring and four other r

An opal and diamond cluster ring claw-set with an oval opal cabochon, in a single border of ten round brilliant-cut diamonds, indistinctly marked(Ring size: Q/R)

Four 9ct gold gem-set rings. To include an opal and diamond cluster ring, a tanzanite and diamond dress ring, together with two further rings. One AF. Estimated total diamond weight 0.35ct. Hallmarks

Four gem-set rings. To include a 9ct gold sapphire and opal cluster ring, a 9ct golden tanzanite and diamond cluster ring, with two further rings. Three with hallmarks for 9ct gold. Total weight 12.2g

Four diamond and gem-set rings. To include an Edwardian 18ct gold turquoise five-stone and diamond ring, a 9ct gold opal and sapphire cluster ring, together with two further gem-set rings. One with ha

Four 9ct gold gem-set rings. To include an opal and emerald cluster ring, a sapphire and diamond crossover ring, together with two further rings. Hallmarks for 9ct gold. Weight 8.8gms.

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

Victorian Opal Ring with seed pearls, ring size 7 1/4, Pearl Cluster Ring, ring size 4 1/2 Ruby and Diamond Ring, ring size 5 3/4 and a Cultured Pearl, ruby and diamond ring, ring size 4 1/4 9.6 dwt g

Four 9ct gold gem-set and diamond rings. To include a cultured pearl ring, an amethyst and cubic zirconia ring, an opal and sapphire cluster ring, together with a multi-gem dress ring. Four with hallm

Four gold diamond and gem-set rings. To include an 18ct gold diamond and garnet-topped-doublet three-stone ring, a 9ct gold opal cluster ring, together with two further 9ct gold rings. Estimated total

Four rings, all in 9ct gold, including an amethyst and paste cluster ring, ring size R, a solitaire ring set with paste, ring size O, a gold signet ring set with a small round brilliant cut diamond, r

AN OPAL AND DIAMOND RING in 18ct yellow gold, set with a round cut diamond within a cluster of four cabochon opals, no assay marks, size N / 6.5, 5.4g.

18ct gold hallmarked black opal & diamond cluster ring: Outstanding ring supplied by Boodles, ring size T, 24 small but high grade diamonds. Opal measures 16mm x 11mm.

This is a vintage ladies ring made by the Fine Jewelers Guild (FJG). Rendered in fine 18K yellow gold, this biomorphic ring features a cluster of six Australian opal cabochons with striking red, green

OPAL AND DIAMOND CLUSTER RING. High carat gold and platinum.Vibrant opal with good play of color (12 x 10 mm).Diamonds bright and lively.Size N.3.1 grams.

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 claw-set with an oval cabochon opal, in a border of old round-cut diamonds, unmarked(Ring size: U)

BOULDER OPAL AND DIAMOND CLUSTER RING The oval boulder opal within a radiating surround set with brilliant-cut diamonds, ring size approx. N

LARGE OPAL AND DIAMOND CLUSTER RING, Set with a large opal of approx. 6.92 ct. Surrounded with diamonds totalling approx. 0.52 ct. L. head 20.5 mm. Size N. 5.7 grams.

OPAL AND DIAMOND CLUSTER RING The oval opal cabochon, within a brilliant-cut diamond surround, ring size approx. M

AN OPAL AND DIAMOND CLUSTER RING in 18ct white gold, set with a cabochon opal of 9.50 carats in a border of round brilliant cut diamonds, the band accented by further diamonds all totalling 0.65 carat

An opal and diamond cluster ring. The oval-shape opal, within a vari-cut diamond surround and shoulders. Ring size N. Weight 7.7gms. Overall condition fair to good. Some surface scratches/ wear, disco

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.

A BLACK OPAL AND DIAMOND CLUSTER RING LONDON 1975The oval cabochon black opal within a surround of brilliant cut diamonds, approximately 0.48 carats total, the 18 carat gold shank stamped with sponsor

An opal and diamond cluster ring claw-set with an oval cabochon opal in a border of round-cut diamonds, to a plain band, stamped 18ct(Ring size: K)