Watch List notes:

BITHYNIA, Calchedon. Sabina. Augusta, AD 128-136/7. Æ (19mm, 3.82 g, 1h). Diademed and draped bust right / Tripod; bow to left, branch to right. RG 61 = Waddington 273; Lindren & Kovacs 107. VF, green patina, some smoothing. Very rare.