Costa Rica, 1/2 real "lion" countermark (Type VI, 1849-57) on a Costa Rica (Central American Republic) 1/2 real 1847JB with CREZCA in legend. 1.45 grams. XF host (unlisted as CREZCA variety with countermark), AU countermark that is so deeply impressed that the coin is quite cupped, attractively toned, scarce quality for date.
Estimate: $150 - 225