1981 Papua New Guinea - Proof Coinage Set

This is a 1981 proof coinage set from Papua New Guinea — likely a proof strike issued as a collector’s item rather than regular circulation coins. Proof sets typically include multiple denominations struck with special minting techniques for collectors. 

Coin Specifications: Proof coin set | Basemetal | Various weights and Diameters | Slab package with Outer sleeve and COA