by Louis Golino for CoinWeek
Update: It appears that this item has been removed from the auction
The 1870-S $3.00 gold coin is one of the great rarities of American numismatics. It is/was until recently believed that only one such coin existed... read more »
Coin is one of only a handful of higher denomination proof coins from the 1850s known.
NGC recently identified and certified a proof 1854 $10 gold piece. The coin grades Proof 55 Cameo. While a small number of lower denomination proof coins... read more »
Numismatic Guaranty Corporation (NGC) has announced that they have certified a newly-discovered platinum eagle variety.
The latest oddity to surface in the U. S. Mint’s American Eagle Bullion Coin series is a 2007-W platinum $100 piece in... read more »