An 18ct gold opal pendant. The oval opal cabochon,

AN OPAL AND DIAMOND PENDANT AND CHAIN, ASPREY & CO in 18ct white gold, set with an elongated oval cabochon opal of 4.85 carats, suspended below four graduated chevron motifs set with round cut diamond

14K Yellow Gold Solitaire Opal Pendant, Oval cabochon Opal measures approx. 12x9mm, pendant measures 14x10mm overall, 1.1 dwt

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.

A late Victorian 18ct gold opal five-stone ring. The graduated oval opal cabochon line, with rose-cut diamond spacers. Hallmarks for Birmingham, 1896. Ring size O1/2. Weight 4.4gms.

An 18ct gold opal and diamond cluster ring. The oval opal cabochon, within a single-cut diamond surround, to the tapered band. Estimated total diamond weight 0.35ct. Hallmarks for London, 1978. Ring s

An early 20th century 18ct gold opal and diamond ring. The graduated oval opal cabochon line, with old-cut diamond line spacers and tapered shoulders. Hallmarks for Birmingham. Ring size Q1/2. Weight

An early 20th century 18ct gold opal five-stone ring. The graduated oval opal cabochon line, with diamond point double spacers. AF. Hallmarks for Birmingham, partially indistinct. Ring size O. Weight

An Edwardian 18ct gold opal five-stone ring. The oval-shape opal cabochon graduated line, to the openwork gallery and tapered band. Hallmarks for Chester, 1901, partially indistinct. Weight 2.4gms.

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

An 18ct gold opal and diamond three-stone ring. The oval opal cabochon line, with single-cut diamond double spacers, to the scrolling sides and plain band. Hallmarks for London, 1961. Weight 4.9gms.

AN 18K GOLD PENDANT AND 14K GOLD AND OPAL RING • 18k and 14k yellow gold • 4 oval opal cabochons • Pendant measures 1 1/2 x 1 3/8 in., ring size: 6 • Estimated gross weight: 15

An Edwardian 18ct gold opal and diamond seven-stone ring. The graduated oval opal cabochon line, with single-cut diamond line spacers. Estimated total diamond weight 0.20ct. Hallmarks for Birmingham,

An early 20th century 18ct gold opal and diamond three-stone ring. The graduated oval opal cabochon line, with old-cut diamond double spacers. Estimated total diamond weight 0.10ct. Ring size L1/2. We

An 18ct gold opal and diamond novelty brooch, and an 18ct gold gem-set cluster ring. The brooch designed as a pair of sunglasses with oval opal cabochon lenses and brilliant-cut diamond bridge, the ri

AN ANTIQUE OPAL AND DIAMOND RING in 18ct yellow gold, set with three graduated oval opal cabochons, punctuated by pairs of old mine cut diamonds, British hallmarks for Birmingham, 1890, size S / 9, 5.

14 kt. Yellow Gold, Opal and Diamond Pendant/Brooch Necklace , central oval cabochon opal, wt. approx. 7.00 cts.; pierced filigree surround set with 38 round cut diamonds, total wt. approx. 2.00 cts.;

Two 18ct gold diamond and gem-set rings. To include an oval opal cabochon single-stone ring with brilliant-cut diamond stepped sides, together with a ruby and diamond cluster ring. Estimated total dia

18K YELLOW GOLD MOUNTED PRECIOUS WHITE OPAL OVAL CABOCHON PENDANT ON CHAIN. Bezel-set opal of blue-green flash suspended on 18" gold-filled herringbone link chain. - Pendant, L: 1 1/4", with bail.

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.

AN OPAL AND DIAMOND THREE STONE RING in 18ct yellow gold, set with an oval cabochon opal between two round brilliant cut diamonds, stamped 750, size K1/2 / 5.5, 4.7g.

AN ANTIQUE OPAL AND DIAMOND BAR BROOCH in 18ct gold, set with a central oval cabochon opal between two old cut diamonds, with further rose cut diamonds to the bar, French import marks for 18ct gold, 3

A White Gold, Opal and Diamond Pendant/Brooch, containing one oval shape cabochon cut opal measuring approximately 25.20 x 16.70 mm and 29 round brilliant cut diamonds weighing approximately 2.85 cara

* An 18ct gold emerald and diamond pendant. The oval opal emerald, within a brilliant-cut diamond swag surmount, to the brilliant-cut diamond hoop and belcher-link chain. Total diamond 0.56ct, stamped

A 14K GOLD, OPAL AND DIAMOND PENDANT Centering an oval cabochon opal weighing approximately 88.50 carats set in an abstract gold and round diamond frame, measures 2 1/4 x 1 1/2 in.