Watch List notes:

EASTERN EUROPE. Circa 16th-early 19th centuries. Æ Icon Roundel (29mm, 20.63 g, 0h). Facing half-length bust of St. Nikolai Choodotvorts (the Wonderworker), raising hand and holding Gospels; Λ within O with small Γ above (tachygraphy for Saint)/(NИ) to left; KO/ΛA/C; all within engrained border / Blank. Cf. http://en.wikipedia.org/wiki/File:Icon_c_1500_St_Nicholas.JPG (for example of icon). As made, green patina with minute traces of possible silvering, minor cleaning and tooling marks.