Crowned arms, pillars, value below. Initials of mint officials: P·C· ·V· P = Vidal Pieró Zafra (assayer) C = Rafael Caro y Fresneda (assayer) V = Remigio Vega Vega (balance judge) S·M· ·V· S = Arturo Sandoval (assayer) M = Miguel Martínez Fraile (assayer) V = Remigio Vega Vega (balance judge)
Reverse script
Latin
Reverse lettering
REY CONSTL. DE ESPAÑA
S·M· 50 CENT. ·V·
Edge
Reeded
Mint
Royal Mint of Spain (Real Casa de la Moneda), Madrid, Spain (1591-date)