Ancient Rus' "Rezana" Half of Abbasid Dirham al-Rashid citing al-Amin Mint al-Muhammadiyya 174-189 AH
Silver 1.74g; Rezana - money-weight unit of the Ancient Rus' of 9-11th C. It is clipper dirham or part of dirham, which fits to some weight standard, depended on time and territory (Novgorod, Smolensk, etc.). The word rezana originates from the verb rezat' (to cut)