Watch List notes:

Aes Premonetale. Aes Signatum (?). Fragment of a larger cast bar, Latium, c. 4th century BC. Ox hoof (?). / Ox hoof (?). Cf. Vecchi ICC 3 ff. AE. 33.58 g. mm. 32x30x10.5. An intriguing and fascinating example. Lovely untouched earthen emerald green patina. VF.

'Servius rex ovium boumque effigie primum aes signavit' (Plinius, Nat. Hist. 18.3.12).