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20 Groszy
🇵🇱 Poland · 20 Groszy · 1949–1994
| Weight | 1 g |
| Diameter | 20 mm |
| Composition | Aluminium |
| Melt value | — |
| Reference | Y# A47, ParM# 208, Schön# 40, Fischer Po# OB033 |
| Collector's Key World ID | CKW-POL-62 |
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Varieties & References
No additional varieties recorded.
External references
Frequently Asked QuestionsFAQ
What is a 1957 Poland 20 Groszy made of?
Aluminium, weighing 1 g.
Is the 1957 Poland 20 Groszy a key date?
It's a more common issue overall, though scarcer varieties may carry a premium — see the varieties list.
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