Watch List notes:

BRITISH COINS, Scotland, Mary Queen of Scots, with Francis as Dauphin, Issue of half alloy, Twelvepenny Groat or Nonsunt, 1559, crowned FM monogram, crowned dolphin to left looking left, crowned thistle to right, legend surrounding, FRAN. ET. MA. D. G. R. R. SCOTO. D. D. VIEN., rev legend in four lines in panel with inverted N's, IAM. NON / SVNT. DVO/ SED. VNA / .CARO., cross pattée above, cross of Lorraine to left and right, date below, 1.26g (SCBI 58:1064-1073; S 5448). A little chipped around edge, double struck on reverse, toned, bold very fine.
ex Patrick Finn, List 12, 1998, item 316

Estimate: £200-300