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

Magnificent Black Australian Opal Stingray Platinum Brooch Pin

$9,719.99
End Date: Thursday Nov-1-2018 23:00:15 PDT
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Art deco natural opal platinum diamond brooch 2.9g

$2,418.69
End Date: Thursday Nov-1-2018 12:03:57 PDT
Buy It Now for only: $2,418.69
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Stunning Art Deco Platinum & Black Opal Bar Brooch

$1,274.72
End Date: Wednesday Oct-31-2018 7:08:56 PDT
Buy It Now for only: $1,274.72
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Antique Edwardian 14k yellow gold platinum filigree opal cabochon bar pin brooch

$134.00
End Date: Wednesday Oct-24-2018 6:19:05 PDT
Buy It Now for only: $134.00
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Antique Edwardian era 14k yellow gold platinum filigree opal cabochon brooch pin

$134.00
End Date: Monday Oct-22-2018 9:46:09 PDT
Buy It Now for only: $134.00
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Art Nouveau 15ct Gold Opal Bar Brooch Pin Gold & Platinum Australian Opal

$389.61
End Date: Friday Oct-19-2018 13:56:22 PDT
Buy It Now for only: $389.61
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18K Yellow Gold and Platinum Diamond and Opal Oval Pendant/Brooch

$2,200.00
End Date: Thursday Nov-15-2018 10:27:45 PST
Buy It Now for only: $2,200.00
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18K Yellow Gold and Platinum Diamond and Blue Green Opal Oval Pendant Brooch

$3,000.00
End Date: Tuesday Nov-13-2018 10:01:29 PST
Buy It Now for only: $3,000.00
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McTeigue Platinum 18k Fish 18.64ctw Opal Diamond Emerald Pin Brooch $19,750

$11,400.00
End Date: Tuesday Nov-6-2018 9:52:30 PST
Buy It Now for only: $11,400.00
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Genuine Large Jumbo 29.16 Carat Opal 0.39Ct Diamonds Pt900 Pin Brooch

$1,599.00
End Date: Friday Nov-2-2018 23:35:43 PDT
Buy It Now for only: $1,599.00
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Phenomenal Opal Brooch, Platinum Ruby Diamonds Demantoid, Um 1910/Brilliant

$5,671.75
End Date: Thursday Nov-15-2018 6:06:50 PST
Buy It Now for only: $5,671.75
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Brooch Antique Edwardian Platinum & 15ct Opal Bar Brooch Cased

$248.41
End Date: Saturday Nov-10-2018 6:47:10 PST
Buy It Now for only: $248.41
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Vintage Petri 14k Gold and Platinum Diamond Opal Flower Brooch Pin

$1,795.00
End Date: Friday Nov-9-2018 18:24:58 PST
Buy It Now for only: $1,795.00
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Vintage 2.50ct Diamond & Black Opal Platinum & 18K Yellow Gold Hand Made Brooch

$6,600.00
End Date: Saturday Nov-10-2018 13:56:28 PST
Buy It Now for only: $6,600.00
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Antique Charleston & Co Diamond Opal & Demantoid Garnet Butterfly Brooch

$7,000.00
End Date: Tuesday Oct-23-2018 13:41:43 PDT
Buy It Now for only: $7,000.00
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