Watch List notes:

Australia, Elizabeth II Proof Sovereign ($25) 2009, Perth Mint, obv. Rank-Broadley portrait of the Queen, denomination and date in legend, rev. arms of Australia, SOVEREIGN below, mm P to right of design, .916 (22ct) gold, weight 7.98g, limited edition no. 477 of 2500, in Royal Australian Mint display case with certificate of authenticity, FDC.
(Estimate: 280 - 320 GBP)