300 B.C. Ancient Greece Silver Drachm, Alexander the Greatc. 300 B. C. Greece Silver Drachm, Alexander the Great. Heavy wear and rough surfaces. 16mm diameter, 4. 1g weight, silver. In 336 B. C., Alexander ascended to the throne of the small kingdom of Macedon in Greece. Less than a decade later, he had conquered half of the known world, building an empire that stretched from Greece all the way to the northwestern corner of India. Poised to invade the Arabian peninsula, Alexander was struck down by a sudden