15.72 Ct Natural Black Onyx Trillion Cut
Updated August 6, 2026
| Lot number | 26 |
| Estimate | 75.00 - 150.00 USD |
| Auction | NATURAL GEMS AUCTION |
| Date | August 8, 2026 at 10:00 PM EDT |
| Auction house | Haniyahana Gems Co., Ltd |
| Location | Bangrak, Bangkok |
Weight - 15.72 Ct / Dimensions - 19.00 x 18.70 x 8.50 mm / Shape - Trillion Cut / Clarity - Opaque / Origin - Brazil / Treatment - None
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