GIA Certified Platinum Black Opal Diamond Cluster Ring Size 6.5
Updated August 25, 2026
This auction ended on September 8, 2026.
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| Lot number | 0223C |
| Estimate | $6,773 - $8,804 |
| Opening bid | $100 |
| Category | Jewelry & Watches |
| Auction | Diamonds are Forever - Loose Stones & Jewelry |
| Date | September 8, 2026 at 12:00 PM EDT |
| Auction house | Bidhaus |
| Location | New York, New York |
GIA Certified Platinum Black Opal Diamond Cluster Ring Size 6.5 This platinum cocktail ring features a vibrant Australian black opal, certified by GIA, set in a cluster spray design. The centerpiece
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