Watch List notes:

Hadrian. AD 117-138. Æ Semis (or Quadrans) (19mm, 3.72 g, 6h). Rome mint. Struck circa AD 124-128. Laureate and draped bust right / Roma seated left on cuirass, holding Victory and spear; shield set on ground to right. RIC II 685. VF, dark brown patina, hard, red-brown earthen encrustation.