1 Grosz 1923 [Poland]
Coins-Europe
- Country: Poland
- Shape: Round
- Weight: 1.5 g
- Mintage: 30000000 pcs.
- Metal: Bronze
- Composition: Cu-Al-Ni
- Denomination: 1 grosz
- Currency unit: Grosz
- Orientation: Medal alignment
- Designer: Wojciech Jastrzębowski
- Reference: Y# 8a
- Diameter: 14.7 mm