MEXICO. Duo of Silver Denominations (2 Pieces), 1776 & 1819. All PCGS Certified. 1) 1/2 Real, 1776-Mo FM. PCGS Genuine--Cleaned, EF Details. Cal-200.<p>2) 8 Reales, 1819-Zs AG. PCGS Genuine--Damage, VF Details. Z8.9.5 I.G. From the David Sterling Collection.