Watch List notes:

Mary, testoon, first period before marriage c. 1542 – 1558, type IIIa (d. 1556), small high arched crown over shield dividing MR, annulets below, MARIA D G SCOTOR REGINA 1556, D G instead of usual DEI G, early die, rev. cross potent with cross in each angle, IN VIRTVTE TVA LIBERA ME 1556, mm. crown, wt. 6.12gms (S.5404), rare, lightly double-struck, reverse date reads 151556, a bold very fine
*ex Spink
ex R. Richardson, February 2007, purchased for £475
Burns fig. 788 no. 12

Estimate: 700 - 800 GBP