Kursk Root Mother of God of the Sign. Russian Orthodox Icon.

Sizes: 

#50 - S (2½" x 3" on ½" wood). 
#525 - M (3½" x 4" on ⅝" wood).  

Icons manufactured by a Russian supplier using their proprietary process of applying successive layers of color and metallic-like patterns resulting in a brilliant, detailed, and nearly three dimensional appearance. (Note: The photograph of this icon will be updated soon. Actual icons now have reflective silver/gold backgrounds instead of the yellow/orange background shown in this old picture)

Icon inscriptions in Church Slavonic.