Roberto Coin 18K White Gold Diamond Wide Convex Ring
Updated August 6, 2026
| Lot number | 0317B |
| Estimate | $3,500 - $4,000 |
| Opening bid | $1 |
| Category | Coins & Currency |
| Auction | $1 Start Luxury Brands Antique Jewelry |
| Date | August 9, 2026 at 1:15 PM EDT |
| Auction house | Eastern European Art Gallery Inc |
| Location | Broomall, Pennsylvania |
A ring like this is made for the jewelry lover who prefers presence over excess. This Roberto Coin creation in 18K white gold is defined by its bold 18mm width and convex contour. The satin-finish
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