ISLANDS OFF ATTICA, Aegina. Circa 480-457 BC. Stater (Silver, 18.5 mm, 11.80 g). T-back sea turtle; two bankers' marks on shell. Rev. Square incuse with large skew pattern; banker's mark. HGC 6, 435. Meadows Group IIIa. Obverse doublestruck and off centre, otherwise, fine.