| Obverse description | Laureate portrait facing right, mint mark (bird) below in the legend. |
| Obverse script | Latin |
| Obverse lettering | FERDINANDVS III D // G R I S A G H B REX |
| Reverse description | Double headed imperial eagle with halos, small orb between the heads, Austrian shield between the tail feathers dividing the legend. With inner circle. |
| Reverse script | Latin |
| Reverse lettering | ARCHID AVS DVX // BVR CO TYR EC date |
| Edge | |
| Mint | |
| Mintage | 1637 oiseau - - 1638 oiseau - - 1638 oiseau - - 1640 oiseau - - 1641 oiseau - - 1642 oiseau - - 1643 oiseau - - 1644 oiseau - - 1645 oiseau - - 1646 oiseau - - 1647 oiseau - - 1648 oiseau - - 1649 delta - - |
| Catalog ID | 8104597980 |
| Comments |