293 NGC Ch VF Galerius Egypt Alexandria Potin Tetradrachm R5 Rare (26031003C)Roman Egypt Alexandria potin (billon silver) tetradrachm coin. Rare series struck (only four years) for Caesar Galerius at the Alexandrian Mint. Minted in Galerius' 2nd (letter B) Alexandrian year = 293 4 CE. Obverse: laureate, draped bust facing right. Reverse: Alexandria standing left holding scepter, flanked by date letters L B. Emmett 4203 4, rated as R5 (R5 highest on the rarity scale). Certified by NGC to Ch VF. Alexandria was the