Sweden
Oscar I gold Ducat 1858-ST MS64 NGC, KM668, Fr-90a. A rare, near-gem example of this highly-collectible type with luminous surfaces and expertly-struck details. Rare, and currently the finest-known certified example of this date, incredibly appealing from all angles. Krause catalog price(s) for this item: $500 in VF, $850 in EF.
Estimate: 2500-3000 USD