Watch List notes:

Tristan da Cunha - The George III 200th Anniversary Heritage Gold Sovereign set 2020, a 3-coin set comprising Sovereign, Half Sovereign and Quarter Sovereign, an unusual 'coin on coin' design the Sovereign depicting the Military Guinea, the Half Sovereign depicting the Spade Guinea, the Quarter Sovereign depicting the Quarter Guinea, Gold Proofs FDC in the Hattons of London box with their certificate

Estimate: 680-750 GBP