The 1976 Isle of Man Washington Crown Silver Proof .925 from Pobjoy Mint is a limited edition coin with a certification number of 1/30000. This British regional issue coin is crafted with a fineness of 0.925, showcasing the intricate design of the Washington Crown. Produced in the United Kingdom, this silver proof coin comes boxed with a Certificate of Authenticity, making it a valuable addition to any coin collector's portfolio.