Watch List notes:

(g) MS62 | Edward VII (1901-1910), Sovereign, 1906 M, Melbourne, edge milled, 8.00g, 12h (Marsh 190; McD 223; Spink 3971), lustrous, a pleasing extremely fine, in NGC holder, graded MS62 (Cert. #6295130-006).
Provenance
The Lansdown Collection of Guineas and Sovereigns,
Estimate: £300 - £350