Watch List notes:

(g) Elizabeth II (1952-2022), Proof Four Coin Set, 1997, Five Pounds to Half Sovereign, Five Pounds, Sovereign and Half Sovereign, crowned head right, rev. St George and dragon, milled edge, 40.05g; 7.98g; 4.01g; Two Pounds, crowned head, rev. four concentric circles, symbolising development of technology, milled edge, 16.13g (Spink PGS26), small mark to half sovereign obverse field, otherwise all brilliant and as struck, in original Royal Mint case of issue, No. 0591. One of only 860 struck (4).

Estimate: £2800 - £3200