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Antique boulder opal and 9ct yellow gold brooch marked H&P 9ct,…

Boulder Opal and Gold Brooch by H&P

Antique boulder opal and 9ct yellow gold brooch marked H&P 9ct, cabochon size 15 x 22 mm, length 65 mm, weight 9.8 grams

Black opal brooch, set in a foliate frame

Foliate Framed Black Opal Brooch

Black opal brooch, set in a foliate frame

Silver stone set brooch and rings, modernist brooch centring a…

Modernist Brooch and Handmade Rings Set

Silver stone set brooch and rings, modernist brooch centring a cabochon eliat stone made in Israel, length 58 mm, and 2 handmade rings, a silver gilt organic design set with crystal opal in matrix, size M, other Mexican Taxco set with cabochon turquoise,…

Australian opal and silver modernist brooch unmarked. Approx…

Modernist Opal Brooch with Silver Setting

Australian opal and silver modernist brooch unmarked. Approx weight 9 grams, black opal 11.5 mm

Three antique Australian brooches includes a Arts & Crafts…

Antique Australian Brooches: Silver, Bloodstone, Opal & Marcasite

Three antique Australian brooches includes a Arts & Crafts silver piece set with a bloodstone, a silver, marcasite set bow marked Stg Sil, and a opal example a/f

An antique 18ct gold carved opal American Indian head arrow…

18ct Gold Carved Opal Native American Arrow Brooch

An antique 18ct gold carved opal American Indian head arrow brooch; 68 mm long arrow applied with a carved boulder opal depicting profile of a native America Indian, 22.2 x 15.6 mm minor losses to head piece, no pin, gold stamped 18ct, with safety chain,…

Vintage Australian opal triplet and silver brooch marked Stg…

Vintage Australian Opal Triplet Silver Brooch

Vintage Australian opal triplet and silver brooch marked Stg Sil. Approx width 55 mm, 9.3 grams

Antique 18ct yellow and white gold brooch with solid cabochon…

Opal Cabochon Brooch in 18ct Yellow and White Gold

Antique 18ct yellow and white gold brooch with solid cabochon of opal with green, blue and orange flash, 8.50ct

18ct yellow gold brooch with 10.00ct solid opal cabochon

18ct Gold Brooch with 10ct Opal Cabochon

18ct yellow gold brooch with 10.00ct solid opal cabochon

Antique Australian gold and opal ring, brooch and pair of…

Late 19th Century Opal Jewelry Set

Antique Australian gold and opal ring, brooch and pair of earrings, late 19th century

Australian sterling silver and black opal doublet brooch and…

Rhoda Wager Opal Brooch and Earrings Set

Australian sterling silver and black opal doublet brooch and matching earrings attributed to Rhoda Wager, the brooch 5 cm wide

Australiana souvenir ware including kangaroo brooch, emu statue,…

Australiana Souvenir Collection

Australiana souvenir ware including kangaroo brooch, emu statue, copper bucket, teaspoon and opal and pewter statue,20th century

Outstanding 9ct yellow gold set opal 'Abstract' brooch with…

Opulent Opal Brooch with Abstract Design

Outstanding 9ct yellow gold set opal 'Abstract' brooch with large shaped opal

Sterling silver set opal brooch of very large oval shape

Large Opal Sterling Silver Brooch

Sterling silver set opal brooch of very large oval shape

Opal triplet and silver bow brooch marked 18k. Approx width 60…

18k Silver Bow Brooch with Opal Triplet Accent

Opal triplet and silver bow brooch marked 18k. Approx width 60 mm

Australian Arts & Crafts opal and silver brooch by Rhoda Wager…

Rhoda Wager Opal Brooch

Australian Arts & Crafts opal and silver brooch by Rhoda Wager 1917-46. Marked Wager to the reverse. Approx black opal cabochon size 17 mm x 14 mm.

Vintage opal triplet and 9ct rose gold leaf brooch marked 9ct.…

Opal Triplet & Rose Gold Leaf Brooch, 9ct Marked

Vintage opal triplet and 9ct rose gold leaf brooch marked 9ct. width 30 mm, weight 4.7 grams

Two opal pendants and brooch, 46 x 30 mm spray style brooch and…

Opal Pendants and Brooch Set

Two opal pendants and brooch, 46 x 30 mm spray style brooch and a 26 x 15 mm wire framed pendant set with opal triplets in 9ct gold, total wt. 6.3g, and a silver gilt pendant set with an opal triplet, metal chains.

Sterling silver and opal brooch with large central Lightning…

Leafy Opal Brooch with Lightning Ridge Opal

Sterling silver and opal brooch with large central Lightning Ridge opal in leaf decorated brooch

Australian 9ct solid black Lightning Ridge opal brooch with red,…

9ct Black Opal Brooch with Colorful Flecks

Australian 9ct solid black Lightning Ridge opal brooch with red, green, blue and purple flecks

Large and impressive 18ct gold solid semi black multicolour…

18ct Gold Boulder Opal Brooch from Lightning Ridge

Large and impressive 18ct gold solid semi black multicolour boulder opal brooch with a large central stone from Lightning Ridge

An Australian opal set brooch, free-form opal, with…

Free-Form Opal Brooch with Play-of-Colour

An Australian opal set brooch, free-form opal, with play-of-colour, on brass.

White solid opal brooch, white opal oval cabochon, claw set in…

White Opal Brooch and Necklace Set

White solid opal brooch, white opal oval cabochon, claw set in 18ct yellow gold, together with a graduated white opal bead necklace (2), 10.20 grams length 3.2 cm, length 24 cm (necklace). Provenance: The Estate of Judith Hoyle, Newcastle, NSW

Opal triplet and 9ct yellow gold brooch

Gold Opal Triplet Brooch

Opal triplet and 9ct yellow gold brooch

Antique Australian 9ct rose gold and opal brooch

Australian Opal Brooch in 9ct Rose Gold

Antique Australian 9ct rose gold and opal brooch

A yellow gold and opal brooch, late 19th century, 5.25 cm long,…

Opal Brooch, Late 19th Century, 7g

A yellow gold and opal brooch, late 19th century, 5.25 cm long, 7 grams

Early 20th century. Gold filled and opal 'Key' brooch marked Gf…

Opal Key Brooch - Gold Filled (10 words)

Early 20th century. Gold filled and opal 'Key' brooch marked Gf 1/20

10ct yellow gold opal doublet brooch. Width .6g

Opal Doublet Brooch in 10ct Yellow Gold

10ct yellow gold opal doublet brooch. Width .6g

An opal brooch, the oval solid opal weighing an estimated 38.…

38.5ct Solid Opal Brooch in 9ct Gold Bezel

An opal brooch, the oval solid opal weighing an estimated 38.5cts, in a bezel setting with rope twist decoration, in 9ct gold.

Opal doublet and 9ct yellow gold brooch marked 9ct. Approx…

9ct Gold Opal Doublet Brooch - 3.2g

Opal doublet and 9ct yellow gold brooch marked 9ct. Approx weight 3.2 grams

An antique Australian 15ct gold opal Southern cross brooch, set…

Australian Opal Southern Cross Gold Brooch by Magnus Goldring

An antique Australian 15ct gold opal Southern cross brooch, set with 5 cabochon crystal opals, hallmarks for Magnus Goldring, length 5 cm, wt. 2.63g, in box.

Australian 9ct rose gold brooch set with a opal triplet and…

9ct Rose Gold Opal Triplet Brooch

Australian 9ct rose gold brooch set with a opal triplet and marked 9ct. Approx weight 3.9 grams

A 9ct gold and opal brooch, nine substantial oval opal…

Opulent Opal Daisy Brooch in 9ct Gold

A 9ct gold and opal brooch, nine substantial oval opal cabochons claw set in a daisy form, the opals with good play of fire, cracking and internal fissures to the opals. 1995 valuation for replacement at $9,600.

An antique Australian opal crescent brooch, set with an oval…

Antique Opal Crescent Brooch - 15ct Gold - H Newman

An antique Australian opal crescent brooch, set with an oval cabochon white opal of 6.8 x 5.3 mm, in gold, tests for 15ct, stamped by H Newman, wt. 2.5g.

A floral brooch, set with 20 round cabochon solid crystal opals…

Opal Floral Brooch in 18ct Yellow Gold

A floral brooch, set with 20 round cabochon solid crystal opals in blue and green tones, on 18ct yellow gold. Weight 15g

An opal set brooch, opal doublet set on silver with gilt finish.…

Opal Doublet Brooch with Gilt Finish

An opal set brooch, opal doublet set on silver with gilt finish. Length 4 cm. Weight 2.7g.

A crescent brooch, set with five graduated oval cabochon cut…

Opal Crescent Brooch on 14ct Yellow Gold

A crescent brooch, set with five graduated oval cabochon cut opals, with red and green tones, on 14ct yellow gold. Weight 4.3g

9ct pink gold & gilt key brooch. Early key brooch set with opal…

Opal Key Brooch with Horseshoe in Pink Gold

9ct pink gold & gilt key brooch. Early key brooch set with opal doublet with suspended horseshoe. 4.2 x 2.4 cm W3.6g

Modernist opal and yellow gold brooch unmarked. Approx weight…

Modernist Opal & 14ct Gold Brooch

Modernist opal and yellow gold brooch unmarked. Approx weight of brooch 2.9 grams. Tests as 14ct

Opal triplet and 10ct white gold brooch marked 10k. Approx…

Opal Triplet Brooch in 10ct White Gold (10k)

Opal triplet and 10ct white gold brooch marked 10k. Approx weight 3.9 grams

An Edwardian 18ct. yellow gold and large opal brooch, the…

Opal Heart Brooch in 18ct. Gold

An Edwardian 18ct. yellow gold and large opal brooch, the cabochon heart shaped opal displaying good blue/green fire on the pale ground, on a 'never-ending' looping frame, giving symbolism for never-ending love, in fitted period box.

9ct yellow gold and opal brooch pendant, 5.8g

Opal Brooch Pendant in 9ct Yellow Gold

9ct yellow gold and opal brooch pendant, 5.8g

A vintage opal set brooch. 14ct rose and yellow gold, made as a…

Vintage Opal Foliate Brooch in 14ct Gold

A vintage opal set brooch. 14ct rose and yellow gold, made as a looped foliate inspired spray brooch centrally set with a solid oval cabochon white opal, green and golden spectral colours throughout, measuring 17.4 x 14.5 mm, set between stylised brushed…

18ct yellow gold black opal doublet brooch with excellent 'Play…

Enamelled Gold Brooch with Stunning Opal Doublet

18ct yellow gold black opal doublet brooch with excellent 'Play of Colour' and six gold wire swirls with blue and green enamelling forming a frame

18ct yellow gold spiders web style opal brooch with good 'play…

Opal Spiderweb Brooch with Color Play

18ct yellow gold spiders web style opal brooch with good 'play of colour'

A vintage 9ct gold opal brooch, scrolling frame set with an…

Vintage Opal Brooch in 9ct Gold Frame

A vintage 9ct gold opal brooch, scrolling frame set with an oval opal triplet with good spectral colours, dimensions 36 x 14 mm, wt. 2.81g.

A vintage 18ct gold opal rowing theme brooch, in the form of 2…

Opal Rowing Oar Brooch in 18ct Gold

A vintage 18ct gold opal rowing theme brooch, in the form of 2 oars, blades set with crystal opals and applied with a rope twist knot, length 50 mm, wt. 6.91g.

A Victorian opal set Insect brooch the bee set with a white…

Victorian Opal Bee Brooch in 15ct Gold

A Victorian opal set Insect brooch the bee set with a white crystal opal body, garnet-and-glass doublet head; 15ct gold. Weight 4g.

An antique opal brooch, the 14ct yellow gold brooch set with a…

14ct Opal Brooch with Stunning 10ct Stone

An antique opal brooch, the 14ct yellow gold brooch set with a large opal of green, red tone on white ground of approx. 10ct, with safety pin and glass back. Weight (without glass backing) 10.7g.

Australian Arts and Crafts 9ct rose gold brooch set with an…

Opal Triplet Brooch by J. Lawerence Melbourne

Australian Arts and Crafts 9ct rose gold brooch set with an opal triplet. By J. Lawerence Melbourne Marked 9ct makers mark rubbed, weight 3.89 grams

Antique 15ct gold, opal and moonstone set brooch unmarked in…

Antique Opal and Moonstone Brooch in 15ct Gold

Antique 15ct gold, opal and moonstone set brooch unmarked in handmade antique setting, weight 6 grams

An opal brooch, comprising an oval opal cut en cabochon within…

Opal Cabochon Brooch in 18ct White Gold

An opal brooch, comprising an oval opal cut en cabochon within a pierced foliate border, in 18ct white gold.

Vintage silver earrings and brooch, 3 pairs of earrings one set…

Vintage Silver Marcasite Earrings and Brooch Set

Vintage silver earrings and brooch, 3 pairs of earrings one set with marcasites, one with opal fragments, 2 with clip and one with screw fittings and a double clip brooch set with marcasites.

A sterling silver triplet opal flower brooch

Opal Flower Sterling Silver Brooch

A sterling silver triplet opal flower brooch

An opal 18ct brooch.

Opulent Opal Brooch in 18ct Gold

An opal 18ct brooch.

An opal brooch, the hand crafted abstract form set with an oval…

Opal Brooch by Tor Schwank

An opal brooch, the hand crafted abstract form set with an oval opal in sterling silver and textured gilt surround, signed Tor Schwank. The brooch presents in very good condition. The opal is in excellent condition and securely set. Silver surfaces show…

A sterling silver triplet opal flower brooch

Opal Flower Brooch in Sterling Silver Triplet

A sterling silver triplet opal flower brooch

Opal triplet and 9ct rose gold fob brooch marked 9ct to clasp…

Opal Triplet & Rose Gold Fob Brooch, 9ct Marked

Opal triplet and 9ct rose gold fob brooch marked 9ct to clasp only, approx. total weight 5.8 grams. Includes Gilt metal pin

Australian Arts & Crafts opal and silver brooch by Rhoda Wager.…

Opal and Silver Brooch by Rhoda Wager

Australian Arts & Crafts opal and silver brooch by Rhoda Wager.1917-1946. With applied gilt highlights and applied mark to reverse. Set with three white opal cabochons, approx. weight 4.6 grams, 58 mm width

Australian Arts & Crafts silver brooch set with a single backed…

Opal-set Arts & Crafts Silver Brooch

Australian Arts & Crafts silver brooch set with a single backed opal. Unsigned. In the Wager manner probably Dorothy M Wager, approx. weight 3.49 grams

An antique 15ct gold opal brooch, in the form of a key centring…

Antique Opal Key Brooch, 15ct Gold, Boxed

An antique 15ct gold opal brooch, in the form of a key centring a crystal opal, slight damage to pin mount, wt. 2.7g. Boxed.

Yellow gold and doublet opal brooch eye of Horus form marked…

Doublet Opal Eye of Horus Brooch, 14k Gold, 4.9g

Yellow gold and doublet opal brooch eye of Horus form marked 14k approx weight 4.9 grams weight. Tests as 10ct

An opal brooch by Willis &, Co, the sword and crescent…

15ct Gold Opal Sword and Crescent Jabot Brooch

An opal brooch by Willis &, Co, the sword and crescent 'Jabot' featuring opals cut en cabochon, in 15ct gold.

Large opal and silver brooch unmarked approx 34 mm x 25.6 mm…

Opal and Silver Brooch with Minor Damage

Large opal and silver brooch unmarked approx 34 mm x 25.6 mm flat cabochon size. A/F minor damage to one edge

Vintage 9ct gold and opal brooch, set with a central opal and…

Opal Leaf Brooch in 9ct Gold

Vintage 9ct gold and opal brooch, set with a central opal and leaf form surrounds

Wager style sterling silver gold plated opal brooch, marked 925

Gold Plated Opal Brooch, 925 Marked

Wager style sterling silver gold plated opal brooch, marked 925

Pendant/Brooch combination opal doublet, set in gold mount

Opal Doublet Pendant/Brooch in Gold Mount

Pendant/Brooch combination opal doublet, set in gold mount

Opal brooch 18ct yellow gold, set with opal doublet

Opal Doublet Brooch in 18ct Yellow Gold

Opal brooch 18ct yellow gold, set with opal doublet

Antique Australian 15ct gold and opal brooch of a half rising…

Australian Opal Half Rising Sun Brooch

Antique Australian 15ct gold and opal brooch of a half rising sun. marked E.C 15 7.2 grams.

A 9ct yellow gold brooch, set with an opal doublet. Length 4 cm.…

Opal Doublet Brooch in 9ct Yellow Gold

A 9ct yellow gold brooch, set with an opal doublet. Length 4 cm. Weight 5.4g.

9ct gold solid opal brooch

Solid Opal Brooch in 9ct Gold

9ct gold solid opal brooch

Early opal brooch set in 9ct gold. The opal has a nice spectrum…

Opal Brooch in 9ct Gold with Original Case

Early opal brooch set in 9ct gold. The opal has a nice spectrum of colour to include blue, greens, and reds with original case marked 9ct 21 mm x 13 mm x 11 mm. (15ct-18ct)

18ct gold opal doublet brooch, marked 18ct approx 6.9 total…

18ct Gold Opal Doublet Brooch, 6.9g Total Weight

18ct gold opal doublet brooch, marked 18ct approx 6.9 total weight

A nephrite and silver ring by Laszlo Puzsar the sharp form of…

Nephrite and Silver Ring by Laszlo Puzsar

A nephrite and silver ring by Laszlo Puzsar the sharp form of the ring, with nephrite set to one size, mounted in sterling silver, circa 1990, ring L. Literature: Laszlo Puzar is referenced in 'The Europeans', National Gallery of Australia, featuring…

A gold opera house shaped brooch, set with opal, in 9ct gold,…

Opal Opera House Brooch in 9ct Gold

A gold opera house shaped brooch, set with opal, in 9ct gold, weighing 4.8 grams

Good antique 9ct gold sword brooch, set with solid opals,…

Opal Sword Brooch in 9ct Gold

Good antique 9ct gold sword brooch, set with solid opals, weight: 4.75 grams, size: 8 cm length

A vintage 9ct gold opal brooch, 31 x 24 mm oval solid opal…

9ct Gold Opal Brooch with Twist Decoration and Safety Chain

A vintage 9ct gold opal brooch, 31 x 24 mm oval solid opal plaque displaying blue, green and violet colours, in a closed in back frame with wire twist decoration, and safety chain, total wt 12.1g.

1896 US $10 gold coin 15ct brooch mount set with two oval opals,…

Opal-adorned $10 gold coin brooch by JF

1896 US $10 gold coin 15ct brooch mount set with two oval opals, marked jeweller's initials JF

An opal brooch, comprising three floral clusters of light opals…

Rose Gold Opal Floral Brooch

An opal brooch, comprising three floral clusters of light opals cut en cabochon, open scrolled and foliate design, mounted in 14ct rose gold

Silver and opal brooch, solid treated matrix opal, weight 25.2…

Solid Opal and Silver Brooch, 25.2g

Silver and opal brooch, solid treated matrix opal, weight 25.2 grams

15ct opal brooch pear shaped cabochon, W4g (total)

Stunning 15ct Pear Opal Brooch - W4g Total Weight

15ct opal brooch pear shaped cabochon, W4g (total)

Vintage 9ct gold and solid heart shaped opal brooch, total…

Heart-Shaped Opal Brooch in 9ct Gold

Vintage 9ct gold and solid heart shaped opal brooch, total weight 3.1 grams

An opal brooch, the cabochon opal doublet set in 9 carat yellow…

9ct Yellow Gold Opal Doublet Brooch (5.5cm)

An opal brooch, the cabochon opal doublet set in 9 carat yellow gold. Length 5.5 cm. Weight 4.22g.

An opal brooch, fancy shaped opal triplet set in 9ct yellow…

Fancy Opal Brooch in 9ct Gold, 11g

An opal brooch, fancy shaped opal triplet set in 9ct yellow gold. Length 6 cm. Weight 11g.

14ct yellow gold opal brooch, -Brazilian opal, total weight…

Opulent Brazilian Opal Brooch in 14ct Yellow Gold

14ct yellow gold opal brooch, -Brazilian opal, total weight approx 12.8 grams, size: approx 5.5 by 5 cm (could be modified to work as pendant by adding jump rings)

Vintage 9ct gold and opal brooch, (opal triplet), weight approx…

Vintage 9ct Gold Opal Brooch, 3.55g

Vintage 9ct gold and opal brooch, (opal triplet), weight approx 3.55 grams

An Edwardian 15ct. yellow gold and opal Art Nouveau brooch,…

Art Nouveau Opal Brooch in 15ct. Yellow Gold

An Edwardian 15ct. yellow gold and opal Art Nouveau brooch, circle form with leaf and floral open design highlighted with three oval cabochon opals.

Australian opal and filigree brooch, set with a large opal, on…

Australian Opal Filigree Brooch with Large Stone

Australian opal and filigree brooch, set with a large opal, on pin, with tapered end, total weight 6gm, length 7 cm

Ladies 9ct gold and opal brooch set with central opal,…

Opal and Gold Swirl Brooch

Ladies 9ct gold and opal brooch set with central opal, surrounded by swirled gold mount, total weight 7gm

Hallmarked 15ct yellow gold and opal brooch, weight: 3 grams

15ct Gold Opal Brooch, 3g

Hallmarked 15ct yellow gold and opal brooch, weight: 3 grams

Hallmarked 9ct gold and opal brooch, with Tasmania, weight: 4.…

9ct Gold and Opal Tasmania Brooch - 4.12g

Hallmarked 9ct gold and opal brooch, with Tasmania, weight: 4.12 grams. as inspected

Silver and opal insect brooch, (tested as silver)

Silver Opal Insect Brooch

Silver and opal insect brooch, (tested as silver)

9ct gold and opal brooch, weight: 3.65 grams (unmarked - tested…

Opal Brooch in 9ct Gold

9ct gold and opal brooch, weight: 3.65 grams (unmarked - tested as 9ct)

Good antique 9ct gold & opal chip brooch

Antique 9ct Gold Opal Chip Brooch

Good antique 9ct gold & opal chip brooch

A vintage 15ct gold opal brooch, cut down claw set with a fine…

Vintage 15ct Gold Opal Brooch with 2.17ct Crystal Opal

A vintage 15ct gold opal brooch, cut down claw set with a fine colour crystal opal estimated as 2.17ct (12.7 x 9.62), wt. 6.6g.

A vintage 10ct gold opal spray brooch, set with 5 opal doublets,…

Vintage 10ct Gold Opal Spray Brooch with Doublets

A vintage 10ct gold opal spray brooch, set with 5 opal doublets, length 70 mm, wt. 9.8g.