What is the value of 1972 piso 1?

The value of 1972 piso 1 can vary based on the context, such as its condition, rarity, and market demand. If you are referring to a specific collectible item or currency, it would be helpful to clarify. Generally, collectibles from that year may have varying values depending on their condition and collector interest. For an accurate assessment, consulting a price guide or an expert in collectibles would be advisable.