Watch List notes:

Tristan da Cunha 2018 'Defence Of Our Skies' a 3-coin set in gold comprising Sovereign 2018 Reverse: Supermarine Spitfire, Proof nFDC/FDC the obverse with a handling mark, Half Sovereign 2018 Reverse: Sopwith Camel Proof FDC, and Quarter Sovereign 2018 Hawker Hurricane Proof FDC, each coin has a coloured Union Jack background on the reverse, boxed with certificate

Estimate: 500-650 GBP