PTOLEMAIC KINGS OF EGYPT. Ptolemy II Philadelphos, 285-246 BC. Tetradrachm (Silver, 28 mm, 13.63 g, 12 h), Alexandria, circa 275/4-272. Diademed head of Ptolemy I to right, wearing aegis around neck. Rev. BAΣIΛEΩΣ ΠTOΛEMAIOY Eagle with closed wings standing left on thunderbolt; to left, Σ above Galatian shield; to right, monogram. CPE 306. SNG Copenhagen 113. Svoronos 555. Some horn silver and the reverse with numerous marks and test punches, otherwise, very fine.

From a Swiss collection of Ptolemaic coins, formed in the late 1990s and early 2000s.