Watch List notes:

BRITISH COINS, Scotland, Mary Queen of Scots, Silver Half-Testoon of Two Shillings and Six Pence, 1556, type IIIa, crowned Scottish arms, M with annulet below to left, R with annulet below to right, legend and date surrounding, MARIA. DEI. G. SCOTOR. REGINA 1556, rev large cross potent, cross in each angle, legend and date surrounding, initial mark crown, .IN. VIRTUTE. TVA. LIBERA. ME. 1556., 3.12g (SCBI 58:375; S 5411). A little double struck in legend, very fine, toned and rare.

Estimate: £500-700