Austria
Franz Joseph I gold Proof 100 Corona 1908 Proof Details (Spot Removals) NGC, Kremnitz mint, KM2812, Fr-514. The beloved, "Lady in the Clouds" issue featuring deeply-reflective mirrors with instances of discoloration due to spot removal and micro-abrasions which are somewhat expected for a coin of this size and quality. Struck for the 60th Anniversary of Reign, this example is widely-collected at all levels, and as such, this Proof selection should not be overlooked.
Estimate: 5000-6000 USD