Philippines 1983 Proof Set in Blue Case

1983 Republic of the Philippines Royal mint proof set in a blue case. Origin: This set was issued by the Central Bank of the Philippines and minted at the Royal Mint. Contents: It contains a collection of Brilliant Uncirculated (BU) coins from 1983. Collectibility: These proof sets are highly collectible, often featuring coins preserved in a display case. Denominations: The set likely includes various denominations such as Sentimos and Piso coins from that era.