PROOF. The King Charles III 2027 Royal Mint Yellow Gold PROOF Sovereign is a prestigious coin issued by the United Kingdom Royal Mint. The coin offered, i bought personally when it was issued. This coin is of a limited edition and would be a lovely addition to any collection. Supplied in all the original Royal Mint packaging. Postage is for UK only. If you are overseas please tell me BEFORE you bid and I will see if I can offer you a suitable postage and insurance price. Thanks for looking at my coin.