Extremely rare 1 krajcar of the Three Brothers of 1655. On the reverse an extremely rare error in the inscription of the obverse legend - instead of LIGN there is LIGEN, with a punctuation mark behind the denomination mark (I), found only in 1655, and an unusual abbreviated ending of the legend with the word WO. In addition, on the reverse, an unusual and rare five-pointed rosette. And on the obverse, a very rare type of figure with a different ornament under the exergue, found only in 1655. According to Grandowski's catalog, a maximum of 7-8 pieces known.