Chess Board Dimensions

2.00” Squares
5.08 cm

Playing Surface

Frame Size

Overall Size

Inch

16” x 16” x 1/2”
18.28” x 18.28” x 1.5” 
18.28” x 18.28” x 2.00”

Metric (cm)

(40.6 x 40.6 x 1.27)
(46.4 x 46.4 x 3.81)
(46.4 x 46.4 x 5.08)

2.25” Squares
5.71 cm

Playing Surface

Frame Size

Overall Size

Inch

18” x 18” x .56”
20.56” x 20.56” x 1.63” 
20.56” x 20.56” x 2.12”

Metric (cm)

(45.7 x 45.7 x 1.43)
(52.2 x 52.2 x 4.13)
(52.2 x 52.2 x 5.40)

2.50” Squares
6.35 cm

Playing Surface

Frame Size

Overall Size

Inch

20” x 20” x .63”
22.85” x 22.85” x 1.65”   
22.85” x 22.85” x 2.28”

Metric (cm)

(50.8 x 50.8 x 1.59)
(58.0 x 58.0 x 4.20)
(58.04 x 58.04 x 5.79)