UNIQUE LARGE BOULDER OPAL GEMSTONE
Updated August 28, 2026
| Lot number | 0026 |
| Estimate | $300 - $1,200 |
| Opening bid | $300 |
| Category | Jewelry & Watches |
| Auction | Jewels & Gems, Then & Now |
| Date | September 18, 2026 at 9:00 PM EDT |
| Auction house | Bertoni Gallery LLC |
| Location | Warwick, New York |
108.cts 80mm x 48mm very unique flat large boulder opal stone
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