| Obverse description | Portrait of Pope Ioannes XXIII left |
| Obverse script | Latin |
| Obverse lettering | IOANNES. XXIII. P. M. AN.III |
| Reverse description | Coat of Arms of Ioannes XXIII dividing value, date below |
| Reverse script | Latin |
| Reverse lettering | CITTA DEL VATICANO
LIRE 500
PROVA Ag. 986
1961
GIAMPAOLI (Translation: Vatican City 500 Lire Trial Silver .986) |
| Edge | Reeded |
| Mint | |
| Mintage | 1959 - KM#Pr47 - 103 1960 - KM#Pr55 - 103 1961 - KM#Pr63 - 103 1962 - KM#Pr71 - 103 |
| Catalog ID | 1976098060 |
| Comments |