Watch List notes:

NGC AU55 | Mary, Queen of Scots (1542-1567), First Period, Regency of James, Earl of Arran, Half-Lion of 22-Shillings, 1553, Type I, Edinburgh, MARIA • D • G • R • SCOTORVM, crowned royal coat-of-arms, dividing I G [IACOBVS GVBERNATOR], rev. • DILIGITE :• IVSTICIAM • 1553, crowned MR monogram, flanked by cinquefoils, 2.53g, 4h (Murray, 1553, dies B3(3)/2(1); Burns 1, Fig. 817; SCBI 35 [Ashmolean & Hunterian] 985; Spink 5396), lightly toned, otherwise a pleasingly good very fine, rare, in NGC holder, graded AU55 (Cert. #6295540-006).
Provenance
Baldwin FPL, Summer 2014, SC009 - toned, almost extremely fine and very rare this nice - £8,500
Estimate: $10000 - $12000