Watch List notes:

Costa Rica, 50 centavos, 1866/5GW, PCGS VF35, finest and only specimen in PCGS census, ex-Dana Roberts (stated on label). KM-112. 12.56 grams. Light rainbow toning and muted luster, seems higher grade but with high points weak. PCGS #34946745. Pedigreed to the Dana Roberts collection.

Estimate: $400-600