A very rare type of Wroclaw denarius in beautiful condition.
Issue of Boleslaw the Wry-mouthed as Silesian prince, dated 1097-1107.
Minting characteristic of crosses - small, thick disc with raised rim.
Obverse: SI monogram in the border. In the rim: BOLEXLAVS (in a misspelling).
Reverse: head in front, in a pearl border. In the rim: +.S IOHANNES.
Silver, diameter 13 mm, weight 0.59 g.