Eglomise and mother of pearl checkerboard

C. 1890 framed checkerboard,  Reverse painted  on glass with goldleaf (Eglomise), bronze powder, and mother of pearl,  beveled glass surrounded by worn gold painted mahogany frame.  some losses of gold but in good shape.  Overall dimensions 23″ square,  glass checkerboard 17″ square.   Hangs on the wall with picture wire.  $275