600 Réis - Afonso VI Countermark '600' over '8 Reales - Felipe IV, Spain'
€1.00
| Issuer | Portugal |
| Year | 1663 |
| Type | Standard circulation coin |
| Value | 600 Réis (Reais) |
| Currency | Real (1517-1835) |
| Composition | Silver |
| Weight | 23 g |
| Dimensions | 37 mm |
| Thickness | |
| Shape and Technique | Round Hammered, Countermarked |
| Orientation | |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | Gomes#A6 47 |