A chlorite stamp seal, Syria/Mesopotamia, Chalcolithic period, 5th - 4th Millennium B.C. , oval shaped with loop handle, the base incised with rudimentary cross and radiating lines. 21.5 x 18.5 mm. Ex California Museum of Art de-accession., catalog number SS4703; Ex Michael Shubin Collection. Est. Value: $200 - $300.