Natural Multi-ColorTourmaline Gemstones 6.42 Ct. Clean Octagon 8.1 x 9.6 Mm.
Updated August 30, 2026
This auction ended on September 12, 2026.
See upcoming auctions from Treasure of Gems & Jewelry or current jewelry & watches auctions.
| Lot number | 1370001 |
| Estimate | $2,457 - $3,862 |
| Opening bid | $1 |
| Category | Jewelry & Watches |
| Auction | Natural Loose Gemstones Diamond and Jewelry |
| Date | September 12, 2026 at 11:00 AM EDT |
| Auction house | Treasure of Gems & Jewelry |
| Location | Lake Charles, Louisiana |
Product ID: 807214491 Product Name: Natural Tourmaline Weight: 6.42 CT. Size: 8.1 x 9.6 x 8.2 MM. Shape: Octagon Color: Multi-Color Clarity:IF Luster: Very Good Gems Origin: Mozambique Treatment:
More lots in this auction
- Natural Bi Color Ametrine Gemstones 8.94 Ct. Octagon Concave Cut 13.5 x 12.5 Mm.
- Natural Blue Sapphire Gemstones 2.75 Ct. Heart Shape 8.08 x 9.95 Mm.
- Natural Green Chrome Tourmaline Gemstones 2.10 Ct. Clean Oval Shape 8.95 x 7.42 Mm.
- Natural Bi Color Ametrine Gemstones 2.70 Ct. Octagon Shape 8 x 7.2 Mm.
- Natural Bi Color Watermelon Tourmaline Gemstones 4.39 Ct. Octagon Shape 16.5 x 5.5 Mm.
- Natural Green Demantoid Garnet Gemstones 2.02 Ct. Oval Shape 8 x 6.9 Mm.
- Natural Yellow Sapphire Gemstones 2.25 Ct. Oval Shape 8.3 x 7.5 Mm.
- Natural Reddish Pink Tourmaline Gemstones 1.18 Ct. Oval Shape 7.5 x 6.1 Mm.
See all lots in Natural Loose Gemstones Diamond and Jewelry →