Design New Banknotes Auctions Polymer Banknotes Exchange Process New UK Banknotes British Banknotes Collectibles Japanese Yen 2,000-peso bill Denominations Rare Banknotes Counterfeiting Redesigned Banknotes Collecting Historical Context Currency Redesign Counterfeit Currency Japanese yen U.S. dollar Redesign Design collaboration Replacement Bank of England UK Banknotes Serial Numbers Exchange Service Introduction King Charles III