This is a string of nine carnelian ring beads.
From Egypt, Kafr Ghattati, tomb 8 [K.G.8]. 1924: excavated by the Harvard University–Boston Museum of Fine Arts Expedition; assigned to the MFA in the division of finds by the government of Egypt.
Harvard University—Boston Museum of Fine Arts Expedition
Egyptian, Early Dynastic Period, Dynasty 0–2, 3100–2649 B.C.