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<\/a><\/p>\nFor non-regulation chess play you can of course deviate from this as you wish, yet the guideline is useful. A smaller square size relative to the pieces will create a denser or crowded feel, while a larger square size will create the opposite effect \u2013 a more sparse and open playing field.<\/p>\n
For personal use, these are guidelines. Officially however, the U.S. Chess Federation’s Rules of Chess<\/a>, 5th edition, says regarding board size, 41C page 227:<\/p>\n “The guideline for determining the proper square size for a Staunton chess set is that the King should occupy around 78% of the square.(Dividing the base diameter of the King by 0.78 will yield the proper square size).\u00a0 An acceptable square size may be up to 1\/8 inch larger than this number, but not smaller.”<\/p>\n Example 1: <\/b>For a chessboard with 2″ Squares, the King’s base should be about 1 1\/2″ (about 75% of 2″).<\/p>\n Example 2:<\/b> For a 1.75″ King base, divide by .78 which is approximately 2.25″, the recommended square size.<\/p>\n Let’s look at a series of visual examples.<\/p>\n (67%) <\/b>Regulation Chess Set with 1 1\/2\u201d King base and Vinyl board 20\u201d Square and 2 1\/4\u201d squares.<\/p>\n <\/p>\n (84%) <\/b>Club Chess Pieces with 1 1\/2″ King base and 17\u201d Vinyl board with 1 7\/8\u201d square. The same club pieces can be played on a smaller playing surface.<\/p>\n <\/p>\n (73%) <\/b>Timeless pieces with 1 7\/16″ King base on 18\u201d US Made wood chess board with 1 15\/16\u201d squares.<\/p>\n <\/p>\n<\/a><\/p>\n<\/a><\/p>\n<\/a><\/p>\n