Malter - Incredible Akanthos Tetrobol - Mint! Macedon, Akanthos c.470 - 390 BC. AR Tetrobol. 2.26g. Forepart of a bull lt., head reverted, (PI) E above. / Quadrapartite incuse square. BMC 38. Mint State with incredible style and details as well as very high relief. A miniature masterpiece of Greek art!.