A rare variant of the Ducat with double-headed eagles on both sides. The feet and beaks of the eagle holds four maps of the seas, which Russia gained access.
The coins had a fixed value, their weight was equal to Hungarian ducats (the first time the coins just minted).
The obverse depicts a double-headed eagle, which holds in the feet and beaks maps seas: the Baltic, White, Caspian and Azov.
The reverse depicts a double-headed eagle were placed on the ship's standards.
The circumference of the front and back sides of the coin there is an edge, consisting of small raised dots (may be partially or completely absent).
The picture shows a copy from the exposition of the State Hermitage Museum, with a room HE-R-AZ-194.