Spain, Philip IV (1621-65), 8-Escudos, 1640, Seville, assayer R crowned arms, value to right, rev. cross in quadrilobe, pellets in angles, last two numerals of date clear, 27.0g. (CT.53, this coin illustrated; Cal.107, this coin illustrated "only one specimen known"; LC.--; F.200), flatly struck on crown and to left of arms and on corresponding areas of reverse but very fine with all important details clear, recognised by the standard reference works as one of the best examples of its type and used as the plate coin in two of them, extremely rare