"Silver; very slight wear. Inscription: Obv. GVLIELMVS . ET . MARIA . DEI . GRA .; conjoined busts to left; 60 below busts / Rev. MAG . BR . FR . ET . HIB . REX . ET . REGINA . 1691; crowned shield of arms / Around rim. . PROTEGIT . ET . ORNAT . ANNO . REG" in materials