Natural Bi Color Tourmaline Gemstones 3.09 Ct. Octagon Shape 9.7 x 6.7 Mm.
Updated August 6, 2026
| Lot number | 1320490 |
| Estimate | $1,510 - $2,374 |
| 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: 807237816 Product Name: Natural Tourmaline Weight: 3.09 CT. Size: 9.7 x 6.7 x 4.9 MM. Shape: Octagon Color: Bi Color Clarity:SI Luster: Good Gems Origin: Nigeria Treatment: Unheated
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