1 Ducat - August
€1.00
| Issuer | Brunswick-Wolfenbüttel, Principality of |
| Year | 1639 |
| Type | Standard circulation coin |
| Value | 1 Ducat (3.5) |
| Currency | Thaler (1499-1814) |
| Composition | Gold (.986) |
| Weight | 3.45 g |
| Dimensions | |
| Thickness | |
| Shape and Technique | Round |
| Orientation | |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | KM#406, Fr#637, Welter#764 |