30 Reis - João Prince Dio mint
€2.00
| Issuer | Portuguese India |
| Year | 1818 |
| Type | Standard circulation coin |
| Value | 30 Réis = 1/2 Tanga (1/20) |
| Currency | Rupia (1706-1880) |
| Composition | Copper |
| Weight | 19 g |
| Dimensions | 26 mm |
| Thickness | |
| Shape and Technique | Round Hammered |
| Orientation | |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | Gomes#JR 10.01, KM#54 |