2 Black Ruthenium Collectable Coin" certificate
Updated September 6, 2026
This auction ended on September 16, 2026.
See upcoming auctions from Sphere Auctions LLC or current coins & currency auctions.
| Lot number | 311 |
| Category | Coins & Currency |
| Auction | Gold, Silver Coins and Bank Notes |
| Date | September 16, 2026 at 5:00 PM CDT |
| Auction house | Sphere Auctions LLC |
| Location | Sun Prairie, Wisconsin |
Black Ruthenium Collectable Coin" certificate cards from private-mint novelty series featuring enhanced U.S. coins
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