Watch List notes:

Collection of Isle of Man Proof and Currency Crowns (43) | Elizabeth II (1952-2022), Proof Crown, 1970; 1970; Proof 1972; 1972; Proof 1974; 1974 (2); Proof 1975; 1975 (2); Proof 1976 (2) ; 1976 (4); Proof 1977; 1977 (5); Proof 1978; 1978; Proof 1979 (4); 1979 (14), proofs with pristine watery lustre, other issues exhibiting a proof-like brilliance and some toning, all extremely fine (43).

Estimate: £450 - £550