A 15 and 3/4 inch walnut and maple chess/draughts board from David Westnedge with ornamental line inlays and a matt finish.
The squares on this board measure 40mm
(In case you are wondering, from the picture, schachbrett means chessboard in German!).
See also: Chess and Draughts Piece Size Guide
Philos 15¾ inch walnut and maple chessboard with 40mm squares
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