The Famous Abacus of Aslan Confushin is a 3105 years old piece made by Aslan Confushin, a merchant living in Istanbul / Constantinople / Byzantium.
Considering its age and the quality of the work, people consider it of priceless value.
It is engraved with central asian patterns and some symbols pertaining to Yazdanism.
This piece has been sold to a private anonymous collector in -1098 by Aslan Confushin in Istanbul / Constantinople / Byzantium, who, at that time, needed money.