Watch List notes:

EGYPT, Alexandria. Aurelian, with Vaballathus. AD 270-275. Potin Tetradrachm (20mm, 7.85 g, 12h). Dated RY 1 of Aurelian and RY 4 of Vaballathus (AD 270/271). Laureate, draped, and cuirassed bust of Aurelian right; L A (date) across field / Laureate, diademed, draped, and cuirassed bust of Vaballathus right; L Δ (date) across field. Köln 3054-5; Dattari (Savio) 5422; K&G 106.69; Emmett 3914.1&4. Dark green patina with thick earthen highlights/deposits. VF.