Cuba
Republic gold "Christopher Columbus" Proof 100 Pesos (1 oz) 1990 PR66 Ultra Cameo NGC, Havana mint, KM302. Mintage: 250. Struck for the 500th anniversary of the discovery of Cuba by Columbus on October 28th 1492. The grade on this example appears to have been limited by numerous toning spots that streak across both sides.
HID02901242017
Estimate: 1500-2000 USD