Silver, 27mm diameter, 2.99 grams. I.M. rose.  KAROLVS x D x G x RO x IMP x Z x HISPAN x REX Crowned Imperial arms, double-headed eagle.  Rv.  [DA] MICHI VIRTVTE CTR HOSTES TVOS Crowned arms of Charles V over cross.  An area of weakness above the crown and metal flaws on the obverse, contemporary scratch on reverse to determine authenticity; otherwise multi-coloured toning, Very Fine.  Rare