2 Oz MK BarZ "Egyptian "Kit" Trading Square" Tumbled & Stamped .999 FS
In Ancient Egypt, the value ratios between the most common commodities must have been known to everybody. But the difficulty of remembering all possible value combinations brought about the creation of an abstract value system. Certain amounts, a deben , seniu  or, since the New Kingdom, a kit of gold, silver and copper were used as units.
Another one you will not be disappointed to add to your collection!