The Sistrum was a sacred percussion instrument used in the cult of the Ancient Goddess Hathur. It was shaped in a simple loop, like a closed horse-shoe with loose cross bars of metal above a Hathur head and a long handle. Old Kingdom, Dynasty 6, reign of Teti, ca. 2323–2291 B.C. 24K antique gold plate over pewter. Gold-filled ear wires.