Cuba, 25 centavos, long-and-thin key incuse countermark (1872-77) on a Guanajuato, Mexico, cap-and-rays 2 reales, 1852 PF, PCGS AG3. KM-R1. The countermark very bold and full with dark toning inside, punched just below center of cap-and-rays side of a well-worn host with even, medium toning, the date and mintmark barely visible.
Estimate: 200 - 300 USD