Natural Swiss Blue Topaz Gemstones 12.87 Ct. Clean Octagon Shape 13 x 11.3 Mm.
Updated August 6, 2026
| Lot number | 1321222 |
| Estimate | $551 - $865 |
| Opening bid | $1 |
| Category | Jewelry & Watches |
| Auction | Premium Loose Gemstones Diamond Jewellery |
| Date | August 10, 2026 at 7:00 PM EDT |
| Auction house | Treasure of Gems & Jewelry |
| Location | Lake Charles, Louisiana |
Product ID: 807165862 Product Name: Natural Blue Topaz Weight: 12.87 CT. Size: 13 x 11.3 x 9 MM. Shape: Octagon Color: Blue Clarity:IF Luster: Very Good Gems Origin: Brazil Treatment: Treated Crystal
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