8.50 Carat Natural Brazilian Green Tourmaline Mixed Cushion Cut European Gem Lab Certified
Updated August 6, 2026
| Lot number | 0337 |
| Estimate | $5,000 - $7,000 |
| Opening bid | $100 |
| Auction | August 9 7pm Sunday Certified Tourmalines |
| Date | August 9, 2026 at 10:00 PM EDT |
| Auction house | California Gemstones |
| Location | Oceanside, California |
Brazilian green tourmaline mixed cushion cut is a large, high-clarity loose gemstone featuring curved sides, rounded corners, and a brilliant-cut pavilion paired with a step-cut crown.
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