POLAND 1817 IB Ducat 25 Zlotych Warsaw PCGS AU53 TOP GRADED RARE Bit-1273 (R4)

Kingdom of Poland / Russian Empire

Alexander I (1801-1825)

 1817 IB Ducat 25 Zlotych Warsaw  Mint, 

Reeded Edge,Brass.

GRADED PCGS AU53

 TOP GRADED COIN BY PCGS 

EXTREMELY RARE 

Bitkin-1273 (R4) Part II .page 869. 

Ex.Vaishenker Collection.

  Bitkin catalog references known coin to the V. Vaishenker private collection 

According catalog rarity R4 only 2-3 coins known variety with reeded edge .

Obverse: Two-headed Russian eagle under the tsarist crown. On the chest, against the background of an ermine mantle; a shield with the Polish eagle. At the bottom; initials I-B.

Reverse: Weight face value and date 1817. 

Russian Empire gained large territory Kingdom of Poland including Warsaw after Vienna Congress in 1815, brass coins was used in measuring the weight of circulated gold ducats to verified authenticity.