Watch List notes:

UNC Details | Elizabeth I (1558-1603), Third 'Restoration' Coinage, Sixth Issue [Crown Gold], Half-Pound Sovereign [of 10-Shillings], (Pyx Period: 29 July 1601 - 14 May 1602), Tower, ELIZABETH : D .' G .' ANG .' FRA '. ET : HI .' REGINA, crowned bust 8B left, hair slips into legend, rev. (m.m.) : SCVTVM • FIDEI • PROTEGET • EAM • crowned square-topped shield dividing E-R, 5.55g [85.4grns], 7h, m.m. 1 [over 0 on obverse] (HCN 162; Montagu V, 286 = Murdoch I, 596a; Ryan 333 this coin; Lockett 1991 same dies; Schneider I, 808-812 this m.m. unrepresented; Brown & Comber G31 albeit overmark not noted; North 2009; Spink 2540), some die clashing above crown and some superficial scratches behind head, otherwise residually toned, a handsome coin, a really good very fine, extremely rare, in NGC 'Horace Hird' holder, graded UNC Details ~ Obverse Scratched (Cert. #6135299-030).
Provenance
A Lost Parcel from the Celebrated Horace Hird Collection
V J E Ryan, Part I, Glendining, 28-30 June 1950, lot 333 - very fine and rare - £18.10.0 [Baldwin for Hird]
Possibly
Major PWP Carlyon-Britton, SCMB M285, February 1938, F17/18 - EF, RRR - £7.10.0
Although the Carlyon-Britton Catalogue (1914-1918, no. 595) documents this example as weighing 84.0grns
, ,
Brown and Comber record three instances of this privy mark for denomination [not accounting for duplication] as listed in the Spink Numismatic Circular and Seaby Bulletin between 1937 and 1983. Challis records the mint output for this Pyx Period at £14,737 for Crown Gold.
Estimate: £6000 - £10000