Greek Coinages, ATTICA, Athens, Tetradrachm, late standardised type, c. 440-405, helmeted head of Athena right, rev. owl standing right, olive sprig to left, αθε to right, all within incuse square, 17.16g (Kroll 8; Kroll Empire, fig. 2.8; BMC Gp β, 46ff). Minor striking split at 3 o’clock, otherwise extremely fine, the portrait well-centred and of fine style £400-£500