CoinWorldTV Mexico, Colonial Silver 4 Reales (½ Pillar Dollar) Coin. Mint Year: 1741 Reference: 1741-MoMF, KM-94. Denomination: 2 Reales (Quarter Pillar Dollar) Assayers: Manuel de la Pena & Francisco de la PenaMint Mark: Mo (Mexico) Weight: 13.31gm Diameter: 33mm Material: Silver Obverse: Crowned Spanish coat-of-arms, assayers’ initials and value on either side. Latin Leg ...