Asta LIVE: https://www.biddr.com/auctions/aurora-heritage/browse?a=6096
Attica, Athens. Tetradrachm, “transitional” issue, circa 460-454 BC. (Silver, 24.72 mm, 17.13 g.). Helmeted head of Athena r., decorated with palmette and floral motif. Rv. Owl standing facing with closed wings, olive branch and crescent to upper l., all within incuse square. Kroll 8. Nice early classical style, light tone, EF.