Platinum and Opal Brooches

Price guide to antique and vintage platinum and opal brooches. Opal was rare and very valuable in antiquity. In Europe it was a gem prized by royalty. Until the opening of vast deposits in Australia in the 19th century the only known source was Červenica beyond the Roman frontier in Slovakia. Reference: Wikipedia

Antique Vintage Art Deco Platinum Opal Diamond 1.3" Scarf Clip Stick Pin Brooch

$234.50 (16 Bids)
End Date: Sunday May-27-2018 17:49:04 PDT
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McTeigue Platinum 18k Fish 18.64ctw Opal Diamond Emerald Pin Brooch $19,750

$11,996.00
End Date: Saturday Jun-9-2018 10:52:30 PDT
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Antique Edwardian era 14k yellow gold platinum filigree opal cabochon brooch pin

$165.00
End Date: Saturday Jun-9-2018 14:44:43 PDT
Buy It Now for only: $165.00
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Antique Brooch Art Nouveau Diamond Opal Ruby Platinum Gold French (5147)

$7,250.00
End Date: Saturday Jun-2-2018 15:21:00 PDT
Buy It Now for only: $7,250.00
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Vintage 2.50ct Diamond & Black Opal Platinum & 18K Yellow Gold Hand Made Brooch

$6,600.00
End Date: Wednesday Jun-13-2018 14:56:28 PDT
Buy It Now for only: $6,600.00
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Vintage Petri 14k Gold and Platinum Diamond Opal Flower Brooch Pin

$1,795.00
End Date: Tuesday Jun-12-2018 19:24:58 PDT
Buy It Now for only: $1,795.00
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Phenomenal Opal Brooch, Platinum Ruby Diamonds Demantoid, Um 1910/Brilliant

$5,736.92
End Date: Monday Jun-18-2018 7:06:50 PDT
Buy It Now for only: $5,736.92
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Magnificent 18ct Black Australian Opal Platinum Brooch Pin

$9,999.99
End Date: Friday Jun-1-2018 5:18:14 PDT
Buy It Now for only: $9,999.99
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Brooch Antique Edwardian Platinum & 15ct Opal Bar Brooch Cased

$254.11
End Date: Wednesday Jun-13-2018 7:47:10 PDT
Buy It Now for only: $254.11
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Art deco natural opal platinum diamond brooch 2.9g

$2,474.19
End Date: Wednesday May-30-2018 11:27:12 PDT
Buy It Now for only: $2,474.19
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Stunning Art Deco Platinum & Black Opal Bar Brooch

$1,303.97
End Date: Sunday May-27-2018 10:39:07 PDT
Buy It Now for only: $1,303.97
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ULTIMATE ANTIQUE ART DECO PLATINUM+GIANT BLACK OPAL+JADE+CORAL+LAPIS+ONYX BROOCH

$9,499.00
End Date: Sunday Jun-17-2018 15:24:38 PDT
Buy It Now for only: $9,499.00
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Antique Charleston & Co Diamond Opal & Demantoid Garnet Butterfly Brooch

$7,000.00
End Date: Saturday May-26-2018 13:41:43 PDT
Buy It Now for only: $7,000.00
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ART DECO 1.08CT OPAL & 1.38CT DIAMOND PLATINUM BROOCH CIRCA 1925

$3,144.96
End Date: Thursday Jun-14-2018 14:32:24 PDT
Buy It Now for only: $3,144.96
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ART DECO 1.08CT OPAL & 1.38CT DIAMOND PLATINUM BROOCH CIRCA 1925

$3,009.15
End Date: Thursday Jun-14-2018 11:52:27 PDT
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Art Nouveau 15ct Gold Opal Bar Brooch Pin Gold & Platinum Australian Opal

$398.55
End Date: Thursday Jun-21-2018 13:44:34 PDT
Buy It Now for only: $398.55
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Welo Opal Blue Sapphire Multi Gemstone Moon Star Brooch Platinum Over Silver 3Ct

$123.03
End Date: Wednesday Jun-20-2018 7:22:25 PDT
Buy It Now for only: $123.03
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Genuine Large Jumbo 29.16 Carat Opal 0.39Ct Diamonds Pt900 Pin Brooch

$1,599.00
End Date: Tuesday Jun-5-2018 23:35:43 PDT
Buy It Now for only: $1,599.00
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Authentic Platinum Boulder Opal Brooch #260-002-488-4488

$944.54
End Date: Thursday May-31-2018 23:23:28 PDT
Buy It Now for only: $944.54
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Jewelry Platinum PT900 Alloy Pin Brooch BlackOpal Free shipping Used

$125.00
End Date: Thursday May-31-2018 2:50:42 PDT
Buy It Now for only: $125.00
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