A beautiful piece. Coin very rare in this condition.
A variety with the SVE legend ending.
Obverse: in the rim a royal bust wearing a crown, armor and cloak, with the Order of the Golden Fleece, to the right, in the outer rim the legend:
IOH:CASIM:D:G:REX-POL-&-SVE--;
Reverse: in the rim crowned two curved shields with the coats of arms of the Crown and the Grand Duchy of Lithuania, above, under the crown, the denomination mark VI, below, the initials T-T punctuated by the Snopes coat of arms of the Vasa dynasty in a simple shield of arms, in the outer rim the legend punctuated by the Slepowron coat of arms:
GROS-ARG:SEX---REG:POL-1661;