Natural London Blue Topaz Gemstones 163.81 Ct. Clean Octagon Shape 41.06 x 25.32 Mm.
Updated August 6, 2026
| Lot number | 1340996 |
| Estimate | $4,246 - $6,673 |
| Opening bid | $1 |
| Category | Jewelry & Watches |
| Auction | Natural Loose Gemstones Diamond and Jewelry |
| Date | August 23, 2026 at 11:00 AM EDT |
| Auction house | Treasure of Gems & Jewelry |
| Location | Lake Charles, Louisiana |
Product ID: 807136907 Product Name: Natural Blue Topaz Weight: 163.81 CT. Size: 41.06 x 25.32 x 15.67 MM. Shape: Octagon Color: Blue Clarity:IF Luster: Very Good Gems Origin: Brazil Treatment:
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