Poland. 50 Zlotych, 1819-IB. Bitkin 1st ed-785; Fr-105; KM-C103. Alexander I of Russia. Head right. Reverse :; Crowned and mantled eagle. Surface scrape in the left obverse field. Original brilliant mint luster. Rare. Sharpness of Brilliant Uncirculated. Estimated Value $5,000 - 7,500