ISLANDS OFF ATTICA, Aegina. Circa 525-480 BC. Stater (Silver, 18 mm, 12.43 g). Sea turtle. Rev. Incuse square with mill-sail pattern. Asyut Group IVa. Dewing 1657. SNG Copenhagen 501. Struck on a compact flan, otherwise, fine.
From a Swiss collection, formed before 2005.