Watch List notes:

MEXICO: AV 5 pesos, 1877-Zs, KM-412.7, Fr-147, assayer S/A, NGC graded MS63, R. While the establishment of a decimal coinage was decreed as early as 1857, it wasn't until 1869 that the larger denominations were actually produced (not counting the coinage under Maximilian, which actually was a decimal coinage).

Estimate: 1,000-1,200 USD