| Added by |
 Maciej Pasztor
|
| Face value | 80 groszy |
| Catalog code (Michel) | PL 807 |
| Catalog code (Scott) | PL 580 |
| Catalog code | Yvert et Tellier PL 711 Stanley Gibbons PL 814 AFA number PL 698 Polish Stamps Catalog (Fischer) PL 669 |
| Series | The day of the merchant navy |
| Stamp colour | dark green |
| Stamp use | Commemorative stamp |
| Print run | 2,073,000 |
| Issue date | 15/07/1953 |
| Designer | Bogusław Brandt |
| Paper type | White; Thin Smooth |
| Print technique | Steel engraving |
| Printed by | PWPW (Państwowa Wytwórnia Papierów Wartościowych) |
| Perforation | 12¾ x 12½ (harrow) |
| Height | 22.10 mm |
| Width | 27.50 mm |
| Catalog prices | No catalog prices set yet |
