Mexico (Republic)
Guadalupe y Calvo, Mexico, cap-and-rays 8 reales, 1851MP, rare, PCGS AU detail / cleaned.DP-GC08; KM-377.7.Brightly lustrous, with spots of incipient toning, somewhat crudely struck near rims but overall rather decent for this rare type, a few surface hairlines but hardly obviously cleaned.
Estimate: 600-900 USD