Spanish "Piece of 8" silver “Pillar” half Real minted 1770 in Mexico City during the reign of Carlos III.
Obverse: Pillars and globe, 1770 date below, Mexico City mintmark, VTRA QUE VNUM. M surrounding.
Reverse: Crowned Spanish Arms, legend CAR III D G HISP ET IND R surrounding
Measures approximately 5/8 of an inch across diameter