6.30 Carat Natural Brazilian Swiss Blue Mixed Cushion Cut AGL Certified
Updated August 6, 2026
| Lot number | 0338 |
| Estimate | $400 - $1,200 |
| Opening bid | $40 |
| Auction | August 9 7pm Sunday Certified Tourmalines |
| Date | August 9, 2026 at 10:00 PM EDT |
| Auction house | California Gemstones |
| Location | Oceanside, California |
Earth-mined blue topaz from Brazil featuring a vibrant electric cyan-blue color, rounded-corner pillow shape, and a mixed brilliant-step facet arrangement.
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