Obverse
Countermarked Type 4 on portuguese 1/2 Tostao
Lettering: IOANNES IIII D G R POR
Reverse
Lettering: IN HOC SIGNO VINCES P P P P
Extended information
Year
Denomination
Currency
Metal
Krause catalog
KM# 26
Alignment
Coin ↑↓
Shape
Irregular