18.72 Cts Natural Violet Amethyst
Updated August 6, 2026
| Lot number | 0406 |
| Estimate | $75 - $150 |
| Opening bid | $50 |
| Auction | Sport Cards & Collectibles, Jewelry And More |
| Date | August 30, 2026 at 4:00 PM EDT |
| Auction house | Alltrades Auction |
| Location | Los angeles, California |
Variety: Natural Amethyst Species / Group: Quartz Weight: 18.72 Cts Color: Violet Shape / Cut: Oval / Mixed Dimensions: 21.91 x 16.16 x 8.60 mm Refractive Index: 1.540 - 1.55 Biref 0.010
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