Watch List notes:

Australia Sovereign 1856 Sydney Branch Mint Marsh 361, McDonald 103, the 6 with traces of an overstrike but the underlying figure unclear, Near EF the portrait with signs of smoothing on the neck, the coin retaining much eye appeal and very rare, we note that PCGS have slabbed many more Sydney 1855 Sovereigns than 1856

Estimate: 5000-6000 GBP