738. Ptolemy I. 323-283 BC. AR Tetradrachm (14.09 gm). Struck circa 305-283 BC. Diademed bust of Ptolemy right, wearing aegis / Eagle on thunderbolt; P and monogram in left field. Svoronos 253; SNG Copenhagen -. Toned VF, obverse scratches, graffiti on reverse fields.($150) CNG Mail bid sale #58, 18 Sept 2001, lot 738. Lot sold for $220. Used by permission of CNG, www.historicalcoins.com