18K Gold 7.70ct Tourmaline & 1.85ctw Diamond Ring
Updated August 9, 2026
| Lot number | 290 |
| Estimate | 18,750.00 - 31,500.00 USD |
| Category | Jewelry & Watches |
| Auction | Fine 18K Jewelry, Rolex, Artwork & Estate Collectibles |
| Date | August 16, 2026 at 8:59 PM PDT |
| Auction house | A&B Gemological Services |
| Location | Los Angeles, California |
Estimated Retail Replacement Value: $31,500.00<br>Ref: BAS12600<br><br>Specification:<br><br>Gold Content: Solid 18K White Gold<br>Weight of Item: 8.60 grams<br>Size: 7<br>Country Made: U.S.A<br><br>Main Gemstone: Natural Tourmaline<br>Shape: Cushion cut<br>Quantity: 1 count<br>Carat Weight: 7.70ct<br>Color Grade: Olive Green<br>Clarity: Type 2<br>Cut Grade: Very Good<br><br>Adjacent Gemstone: Natural Diamond<br>Shape: Baguette cut<br>Quantity: 2 counts<br>Carat Weight: 0.30ctw<br>Clarity Grade: SI1 - SI2<br>Color Grade: G - H<br>Hardness: 10<br><br>Adjacent Gemstone: Natural Diamond<br>Shape: Round Brilliant-cut<br>Quantity: 94 counts<br>Carat Weight: 1.55ctw<br>Clarity Grade: SI1 - SI2<br>Color Grade: G - H<br>Hardness: 10<br>Great Condition
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