| Value | 1 Grosz |
| Material | Brass plated steel |
| Weight | 1.64 gr |
| Diameter | 15.5 mm |
| Thickness | 1.2 mm |
| Shape | Round |
| Subject | state emblem - Twig with oak leaf over denomination |
Y923 · Poland · 2013 - 2022

| Value | 1 Grosz |
| Material | Brass plated steel |
| Weight | 1.64 gr |
| Diameter | 15.5 mm |
| Thickness | 1.2 mm |
| Shape | Round |
| Subject | state emblem - Twig with oak leaf over denomination |
Coin