Watch List notes:

Tristan da Cunha Five Pounds 2018 The Armistice Centenary Remembrance - The Air Force Cross, the Reverse the Air Force Cross in gold highlighted on a Ruthenium plated background, 40.00 grammes, Proof FDC in the box of issue with Hatton's of London certificate stating only 149 pieces minted

Estimate: 1900-2200 GBP