266 item(s) found:

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Edwardian 15ct gold and opal brooch, set with a central opal, on curved bar, with star burst surround, accented with seed pearls, length 4.9 cm

A solid white opal and diamond set brooch, 18ct yellow gold and platinum, retailed through Catanachs, presented as a solid cabochon white opal of strong blocked spectral colours, lime, red, blue and violet throughout, weighing approximately 1`6.80ct, bezel

A stunning solid black opal and diamond brooch/pendant, 18ct and 14ct white gold, antique styled, the feature oval cluster set with a central solid black opal from Lightening Ridge, weighing approximately 2.88ct, intense colours throughout of red, blue, gr

A solid crystal opal set brooch/pendant, 18ct yellow gold, made as a detachable drop which converts to a pendant and top bow style gold brooch, the opal of oval cabochon cut, crystal material with beautiful blue,violet and green spectral colours throughout

9ct opal and sapphire flower spray brooch cluster of five milk opals interspaced with sapphires on textured petal mount

Ladies opal bar brooch, set with central opal in natural form, on bar, length 5 cm

Good opal and gold brooch, set with central oval opal surrounded by gold filigree work, length 5.5 cm

9ct gold and black opal bar brooch, set with central oval opal, on bar, flanked by heart motifs, length 5.5 cm

9ct gold and black opal bar brooch, set with central oval opal on bar, length 5.2 cm

A large solid opal brooch, 42 x 27mm free form ovoid black opal of mainly bluee/green colour set in a 9ct gold frame, wt. 13.7g.

An opal doublet brooch, ornate foliate mount, safety chain fitting;9ct green, yellow and white gold. Weight 4.4g. Metal pin

An Australian opal and split pearls brooch, white opal of approx. 4 carats, set in 15 carat yellow gold, safety pin. Length 5.8 cm. Weight 6g

An enamelled opal set gold brooch, 18ct yellow gold, circa: 1970's of Italian manufacture, crafted as a round panel, featuring a central solid crystal opal to centre, round and cabochon cut, measuring approximately 14mm, claw set in an open backed moun

An enamelled opal set Orchid brooch, 14ct yellow gold, made as a vintage stylise orchid flower, enamelled throughout with shades of blue and green enamel, further detailed by clusters of small cabochon round crystal opals, each claw set, completed with pin

An antique opal and diamond bar brooch, the oval solid black opal cut en cabochon displaying red, green and blue colours, surrounded by fourteen single cut diamonds, set above a knife edge bar, mounted in 18ct white gold.

An opal and diamond pendant/brooch, the pierced scroll frame set throughout with round brilliant cut diamonds, centrally suspended with a pear shaped solid white opal cut en cabochon displaying good play of colour, suspended to a trace chain, all mounted i

Early yellow gold opal and ruby bar brooch. Central solid opal, with two surrounding rubies. In original presentation case. Wt. 7.2g

An Australian Solid Opal and Gold Brooch by Jochim M Wendt, 70 Rundle Street, Adelaide, circa 1900, set with a Cooper Pedy off-oval solid white opal on a plain gold bar marked 'Wendt/9CT, opal approx. 28 x 19 x 5.5mm, approx 15 carats

Exquisite opal and diamond set brooch/pendant with five large solid opals and two diamonds in 18ct white gold

18ct gold, coloured diamond, diamond and gem-set brooch, modelled as a peacock resting on a 14.85mm South Sea cultured pearl, the eyes accented with a circular-cut ruby, the neck and saddle pave set with brilliant-cut diamonds of yellow hue, the breast sim

14ct yellow gold, enamel, opal & red stone brooch, with safety chain. Could also be worn as a pendant, weight: approx 13 grams, size: approx 4 by 4 cm

Good 9ct yellow gold brooch with solid opal, weight: approx 5.37 grams

A solid opal set bar brooch, 9ct yellow gold, made as a simple vintage bar brooch of fine proportion, featuring a central oval cut solid white opal, displaying pale green, blue and orange flashes in a fine bezel setting with open back and pierced gallery,

9ct gold opal brooch and ring, ring featuring oval opal doublet (small chip), size U, brooch with oval opal triplet, total wt 8.9g.

9ct gold pansy brooch set with black opal, (meaning thoughts), weight: 1.79 grams

An antique Australian opal and diamond brooch/pendant, the pierced oval plaque set with solid white opals cut en cabochon and interspaced with old European cut diamonds, with detachable bale and brooch pin fitting, mounted in 15ct gold, boxed.

An Australian opal brooch, the octagonal panel inlaid with solid opal depicting a landscape scene, mounted in 18ct gold, signed William Drummond.

9ct yellow gold, pearl and opal crescent brooch, weight: approx 2.2 grams

A Victorian opal bar brooch, an oval crystal opal measuring 12.6 x 9mm in a rope twist border, 18ct gold. M&M, Birmingham, 1853. Weight 5.9g.

18ct yellow gold and opal brooch, weight: approx 9.74 grams, tested as 18ct

A retro opal and diamond set brooch/pendant. 18ct yellow gold, circa: 1960's, made as an abstract triangular formed brooch with central solid crystal opal of varied colour, bezel set in an open backed mount, framed by ten tiny brilliant cut diamonds, b

Edwardian 9ct nine stone opal scorpion brooch with sapphire eyes

Edwardian 8ct gold, opal and seed pearl pendant, or brooch, weight approx 4.2 grams, size approx 4.5 cm including bale

14ct white gold, opal and diamond brooch, Centring a claw-set cushion-shaped opal measuring approximately 18.00 x 14.00 x 8.00mm framed by a line of brilliant-cut diamonds flanked by a foliate motif embellished with diamonds, the diamonds together weighing