Very rare hybrid of the 'three brothers' ducat from Brieg, minted with an obverse stamp from 1656.
Variety with the inscription FRATR: on the obverse and WOLA on the reverse, on the sides of the Eagle the initials E-W of Elias Weiss, wardejn of the Brieg mint in the years 1657-1662.
In the specialist catalog 'Coinage of three brothers 1651-1662', by Marcin Grandowski, a variety with a rarity level of R6, which means 16-22 pieces known to the author.
Graded AU DETAILS by NGC. About uncirculated details with mount removed and bent.
