Size 7 Roberto Coin Chalcedony Dome Ring in 18k Rose Gold
Updated August 8, 2026
| Lot number | 0450C |
| Estimate | $6,812 - $8,855 |
| Opening bid | $100 |
| Category | Coins & Currency |
| Auction | Diamonds are Forever - Loose Stones & Jewelry |
| Date | August 14, 2026 at 12:00 PM EDT |
| Auction house | Bidhaus |
| Location | New York, New York |
Size 7 Roberto Coin Chalcedony Dome Ring in 18k Rose Gold This fine Roberto Coin ring is crafted in 18k rose gold and features a sculptural dome design with a cabochon chalcedony centerpiece. It is a
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