| Obverse description | Cuirassed bust facing left. |
|---|---|
| Obverse script | Latin |
| Obverse lettering | COSIMVS III PRINC ÆTRVR 1666 I.F.T. |
| Reverse description | Stars and radiant symbol over sailing ship in calm seas. |
| Reverse script | Latin |
| Reverse lettering | CERTA FVLGENT SIDERA TRAVANVS |
| Mintage | |
| Numisquare ID | 8781378320 |
| Comments |