Pakistan's coins vary in metal composition by value, issued by the State Bank of Pakistan:
| Denomination | Material | Shape | Diameter |
|---|---|---|---|
| 1 Rupee | Copper-plated steel | Round | 18.0 mm |
| 2 Rupees | Copper-plated steel | Round | 22.0 mm |
| 5 Rupees | Cupro-nickel (copper-nickel alloy) | Round | 24.0 mm |
| 10 Rupees | Cupro-nickel | Round | 28.0 mm |
| 25 Rupees | Copper-zinc-nickel alloy | Heptagonal (7-sided) | 30.0 mm |
| 50 Rupees | Copper-zinc-nickel alloy | Heptagonal | 32.0 mm |
The central bank periodically updates designs and materials for security and durability.