opal

Unmarked gold cabochon opal ring, tests as 9ct gold, the opal approximately 8.90mm x 8.20mm x 2.60mm deep, size P, 2.7g

Modernist 18K gold opal and diamond pendant, 3cm high, 3.4g

Antique 9ct rose gold sapphire and cabochon opal cluster pendant, the sapphire approximately 4.20mm in diameter x 2.68mm deep, 4cm high, 1.5g

18ct gold cabochon opal and diamond flower head ring, each diamond approximately 2.0mm in diameter, the opal approximately 8.10mm x 6.10mm x 2.27m...

18ct gold opal ring with engraved setting, the opal approximately 9.60mm x 7.70mm x 3.0mm deep, size M, 2.1g

Antique 9ct rose gold cabochon opal pendant on a 9ct rose gold necklace, 4.5cm high and 42cm in length, total 3.1g

Twelve antique and later gold and yellow metal stickpins including ruby and diamond, opal and pearl and one Georgian hairwork, the largest 7cm in ...

Edwardian 18ct gold cabochon opal and diamond ring with ornate pierced setting, set with three opals and six diamonds, London 1904, size M/N, 4.3g

Victorian 18ct gold cushion opal ring, the opal approximately 11.50mm x 8.65mm x 3.0mm deep, Birmingham 1900, size M, 3.4g

Art Nouveau 9ct gold cabochon opal openwork pendant, 3.5cm high, 1.0g

Art Nouveau 9ct gold cabochon opal and seed pearl openwork pendant, 5cm high, 3.0g

9ct gold emerald and opal flower head ring, size N, 2.5g

9ct gold pink spinel and opal flower head ring with split shoulders, size L, 1.4g

Pair of 18ct white gold cabochon opal earrings, each approximately 9mm high, total 1.9g

9ct gold cabochon opal and black spinel cluster ring with pierced setting, size P, 2.6g

Victorian style cabochon opal five stone ring with ornate setting, the largest opal approximately 4.17mm in diameter, size L, 2.2g

Silver gilt cabochon opal and diamond cluster ring with diamond set shoulders, total diamond weight approximately 0.33 carat, the opal approximate...

Pair of white metal cabochon opal, emerald and diamond stud earrings with 9ct white gold backs, total opal weight approximately 2.58 carat, total ...

Antique yellow and white metal stickpin in the form of the devil with hinged mask and opal eyes, 8cm in length, 4.0g

Sabino, French Art Deco opalescent glass paperweight in the form of a Pekinese dog, 5cm high