State Emblem of Republic of Poland - crowned eagle with head turned left and outstretched wings, flanked by year 19-99. Mintmark under talons.
Around RZECZPOSPOLITA POLSKA, below Zl 100 Zl
Description reverse
Bust of King Sigismund II Augustus facing left, in the background part of tapestry
with Royal monogram SA in the left field
Below 1548-1572 ZYGMUNT AUGUST. Designer's monogram behind the bust.
