Mexico
Republic gold 20 Pesos 1873/1 Go-S, KM414.4, MS61 PCGS, a nice lustrous example with minimal contact marks for this designation. The overdate is not listed in the SCWC. Krause catalog price(s) for this item: $925 in VF, $1150 in EF, $1900 in UNC.
Estimate: 2000-2500 USD