Watch List notes:

BRITISH COINS, Edward VI, Base Silver Groat, first period (April 1547 - January 1549), Tower, reverse mule, both sides quartered shield of arms upon long cross fourchée, broken rose in forks, POSVI, initial mark grapple both sides, 2.41g (cf N 1897; cf S 2454). Full flan, good detail, very fine and extremely rare, this initial mark not recorded for the first period Groat.

Estimate: £1000-1500