opal - brooches
55 item(s) found, 1-50 shown:
An opal bar brooch, the plain bar set with solid black Lightening Ridge opal cabochon measuring 10.7 x 5 x 2.1mm. 18ct yellow gold. Length 5 cm.
An opal and pearl brooch, the oval opal doublet surrounded by seed peals. 9ct yellow gold. Weight 10 grams. Length 3.5 cm. Width 2.5 cm.
Opal and fire opal insect brooch hallmarks for London
An opal brooch, the oval doublet set within a wide textured oval frame, in 18ct gold, signed W.N.T
An opal and diamond brooch, of triangular form, the solid opal set within a textured frame with claw set diamond detail, in 18ct gold
An Australian Edwardian opal and ruby Swallow brooch, circa 1910, the 15ct yellow gold knife edge brooch of arched form with four graduated swallows in flight, each set with solid white opals cut en cabochon and a ruby, hallmarked, boxed
A bi-tone 18ct gold opal doublet and diamond set foliate brooch, estimated total diamond weight 0.05ct, approximately 55 x 35mm, 9.20gms.
An 18ct white gold opal brooch by Fairfax & Roberts set with an oval solid opal
A stylised opal and diamond flower brooch, the solid white opal brooch modelled as a flower with six carved petals and having a round modern brilliant diamond weighing 0.10cts set to the centre, mounted above an 18ct yellow gold leaf and stem spray.
Yellow gold brooch. Set with one large square orange coloured gemstone (Mexican opal?)
An opal chip and silver twin-flower brooch. Width 48 mm
A sterling silver Australian Art and Crafts brooch set with opal
18ct yellow gold and white gold diamond/opal set Buddha figure brooch. Carved opal face and diamond set robe with one ruby earring. (total 11.4g)
An Art Deco opal and diamond brooch, of geometric design, the articulated diamond set drop suspending an opal doublet within a diamond border, all in platinum.
An Edwardian opal melee bar brooch with engraved 9ct gold caps; nickel pin, gold safety chain. Length 5.9 cm
Opal and diamond brooch pendant, circa 1915, centring on a round cabochon opal weighing approximately 9. 50 carats within an openwork frame highlighted by old European cut diamond set foliate motifs, mounted in 15ct gold and platinum.
A 9ct opal set bar brooch 9ct Southern cross bar brooch and a 9ct boomerang Southern cross bar brooch
A 9ct gold 'Australia brooch' 9ct solid opal set bar brooch and rare South Australian 9ct 'Old gum tree' bar brooch
An Arts & Crafts gold opal and pearl brooch, of pierced design set with a solid crystal opal cabochon and supporting a small pearl drop. Original box. 15ct yellow gold
A 9ct gold black opal doublet bar brooch 2.78gms.
A 14ct gold 7 white opal cluster brooch 12.4gms.
A 9ct rose gold opal fields souvenir brooch 4.22gms.
A 15ct gold opal brooch; 44 x 40mm heart shape white opal set in a decorative frame (unmarked tests 15ct) . Wt. 19.8g.
An Edwardian bangle and two brooches, circa 1910, the Australian 9ct gold hinged bangle set with an oval cut solid white opal, with applied filigree and engraved decoration, hallmarked H.…
An antique opal and diamond bar brooch, circa 1900, the 9ct gold bar brooch centrally set with a solid opal cut en cabochon with good play of colour, surrounded by a single row of old cut diamonds to diamond set terminals
A Victorian bee brooch, circa 1880, the body centrally set with a round old European cut diamond weighing 0.55cts and an oval solid white opal cut en cabochon set to the abdomen, having fourteen further diamonds weighing 1.…
An opal and diamond brooch and a pair of opal earrings, the brooch centrally set with a solid crystal opal weighing 13.…
An Australian opal and seed pearl brooch/pendant of floral design, each petal set with a heart shaped crystal opal within a border of seed pearls, all in 15ct gold, hallmarked Duggin Shappere & Co.
An antique opal butterfly brooch, the finely detailed butterfly in 15ct gold, having solid crystal opal set wings and body with red stone set eyes. N.B. Fracture to one wing and centre stone.
An opal and diamond brooch by J.M. Nadas, of abstract design set with a bolder opal cut en cabochon and a small round brilliant cut diamond, all in 18ct gold, with original box.
A vintage Australian made 18ct gold black opal brooch the large oval 33.5 x 19.3mm blue green opal, estimated weight approximately 20cts, is bezel set surrounded by a 5mm wide leaf and scroll engraved bezel.…
An antique opal and diamond brooch, the crescent design set with graduating oval solid crystal opals spaced by old European cut diamonds, all in 9ct gold.
An opal and ruby cluster brooch, circa 1880, the oval solid white opal cut en cabochon, set in 18ct yellow gold and surrounded by twenty two faceted claw set rubies, having a pin to the reverse.
A 14ct gold diamond, ruby and opal frog brooch
An antique bee set bar brooch, the bee in flight decorated with opal ruby old European and rose cut diamonds with a single cabochon cut opal to one end all in 9ct gold
Two Victorian gold brooches (1) double bar brooch with cream opal in centre, set with small gold bead to top and bottom and fan design in gold bead work at end of the double bars. (2) Hollow style, 4 pointed star design with raised central oval, engraved.…
An Art Deco opal, conch pearl and diamond brooch the impressive diamond set geometric frame centrally set with a fine oval opal displaying intense play of colour surmounted by two conch pearl drops and fine black enamel and onyx detail, all in platinum.…
An opal and diamond brooch the oval shaped opal within an openwork frame set with single, old European and baguette cut diamonds all in 18ct white gold
An opal and gold brooch, the oval solid black opal claw set in a scalloped gallery 15ct gold brooch
Solid opal, diamond, ruby, sapphire, pearl and 18 ct white gold brooch-30
Opal brooch, the oval black opal measuring 22.00 x 13.0 cm is collet set in a frame highlighted with seed pearls, mounted in 18ct yellow gold. Accompanied by a fitted box by Hardy Bros
Gold mounted opal brooch and matching earrings
An opal, diamond and ruby brooch, the 14ct white and yellow gold brooch modelled as a snake draped over a branch, the body set with forty seven solid oval opals cut en cabochon and pave set with round brilliant cut diamonds, total weight 36.10gms
An Edwardian opal and diamond plaque brooch, the rectangular shaped brooch set with an oval solid light red fire opal cut en cabochon, framed in 9ct yellow gold and surrounded by a rose cut diamond set open frame with scrolls above and below,…
An opal and diamond brooch/pendant, the oval cabochon cut solid white opal displaying red orange geen and blue play of colour weighing 10.0cts set in 18ct white gold and surrounded by fourteen graduating brilliant cut diamonds totalling 2.15cts
Victorian opal and gold bar brooch set with seed pearls and a pair of opal and gold earrings
Opal, diamond and gold bar brooch. Central opal surrounded by 12 diamonds
Antique insect brooch. Boulder opal body, seed pearl encrusted wings and ruby set eyes
Sterling silver and opal brooch. In the form of a Nubian female face adorned with numerous chunks of solid opal. Stamped Stg Sil
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