The Exceptional Abacus of Kaa Pledge is a 2450 years old piece made by Kaa Pledge, a merchant living in Jebel Moya.
Considering its age and the quality of the work, people consider it of the highest value.
It is engraved with african patterns and some symbols pertaining to Animism.
This piece doesn't exist, but as a legend. It is said that in the year -441, Kaa Pledge, the owner, made use of it in Jebel Moya to empower the Pledge family. Now it is lost, or broken, we will never know.