Sumerian Green Stone Cylinder Seal Late Uruk-Jemdet Nasr, ca. 3500-2900 BC. Three rows of water creatures. Provenance: Beit El Deir Collection, assembled 1990s to early 2000s; Cyrus Collection assembled by Edward Safani (Iran, America, b. 1912-1998); Benjamin Mahboubin (Iran, b. 1868-1968). L. 3/8" (1 cm).