Watch List notes:

Olympia, Elis. Stater circa 450-440 BC, AR 12.27 g. Eagle flying r., grasping snake with its talons and its beak. Rev. F – A Thunderbolt with volutes above and wings below. Seltman –, cf. group B series VI, AF (this obverse die) and αμ (this reverse die). BCD Olympia –, cf. 29 (this obverse die) and 35 (this reverse die).
Apparently unique and unrecorded. A very attractive specimen of fine style
struck on a full flan, toned and about extremely fine / good very fine

Ex NGSA 4, 2006, 80; NAC 52, 2009, 136 and NAC 78, 2014, 272 sales.