A Museum Quality 19th Century Austrian Silver-Gilt Hand Painted Enamel Mounted Mahogany Chess Set with Board Box. ombe square, the mahogany sides set with blue enamel lozenges and oval plaques decorated with scenes of castles and surrounded by pearls and amethysts, raised on four openwork bun feet, the hinged playing chessboard opening to a red velvet-lined interior with spaces for storage, the silver and silver-gilt pieces with light blue and dark blue enamel denoting the two sides, apparently unmarked. L 12.5" x W 12.5"