Kingdom of Thrace - Lysimachos silver Tetradrachm minted circa 323-281 BC.
Measures 29.6 mm across widest point
Lysimachos was a bodyguard for Alexander the Great. After Alexander's death he obtained the government of Thrace. He took the title of King in 305 BC and ruled until 281 BC when, at the age of 80, he was killed in battle.