I did a little writeup on the historical background of this issue here: https://www.cointalk.com/threads/ne...ronze-caesar-divi-filius.361995/#post-4578573 These may have been struck in Tarentum. Yours actually DOES belong to the nice style and is a product of the official mint. The crude ones (often off-center) are mostly ancient imitations with caricaturesque engraving and inferior metal quality.