First Russian Coin! 10^th century. 

Tmutarakan Principality.

Mstislav Udaloi (988 - 1036).

Silver imitation of Byzantine miliaresion of Basil II and Constantine VIII.  

First Russian coin!!!

Auction guideline:  Extremely RARE!

You can find this type of coins for sale at price $ 4,000.00 and up.