This is a plumb line or seqet amulet.
It is from Egypt but the exact location is unknown. A plumb line is a line or cord with a weight at one end (a plumb bob) used to determine whether a wall or building block, for example, is vertical or not. The ancient Egyptians turned this tool of the builder into an amulet, which guaranteed the owner eternal rectitude. This is a plumb line or seqet amulet. It is made from stone. We do not know how old this object is.