ROBERTO COIN 18K ROSE GOLD DIAMOND AND ONYX RING
Updated September 5, 2026
This auction ended on September 25, 2026.
See upcoming auctions from Robinhood Auctions or current coins & currency auctions.
| Lot number | 0229 |
| Estimate | $3,800 - $15,200 |
| Opening bid | $3,800 |
| Category | Coins & Currency |
| Auction | Designer Jewelry & Fine Watches |
| Date | September 25, 2026 at 1:00 PM EDT |
| Auction house | Robinhood Auctions |
| Location | Las Vegas, Nevada |
The Roberto Coin Cocktail ring is crafted from 18K rose gold and set with an onyx and a total of 0.90 carats of diamonds. The ring weighs 24.3 grams, boasting band thickness of 4 mm and top height of
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