Yellow Mountain Imports Go Game Set with 0.6 Inch Dark Cherry Veneer Go Board, Single Convex Melamine Stones and Jujube Bowl This go set includes a dark cherry veneer table board (goban) with a thickness of 0.6 inches (1.5 centimeters); this board is 18.9 inches x 17.7 inches x 0.6 inch (48 centimeters x 45 centimeters x 1.5 centimeters); the dark cherry veneer surface gives the Go board a uniquely beautiful look that enhances the experience of play 181 black and 180 white melamine stones are also included; these stones are extremely durable and are perfectly shaped; each stone is a 21.5 - 22 millimeters (size 3) single convex stone measuring 5.6 millimeters tall and 22 millimeters wide (approximately 0.2 x 0.9 inches) The versatile go board has a 19x19 playing field on one side for the full-sized standard game and a 13x13 playing field on the reverse side for the quicker game; the board showcases crisp gold lines to complement the dark cherry veneer surface; it has standard Japanese dimensions meaning each grid is 0.8 x 0.9 inch (21.5 x 23 millimeters) Two jujube bowls (gosu) that measure 5.9 x 3.9 inches (1.5 x 10 centimeters) each are also included; this is a pair of stained wild jujube bowls with deep, elegant grain; a booklet on how to play go, "The Way to Go" by Karl Baker, is also included 30 day return policy; here, at Yellow Mountain Imports, we want you to be satisfied with your purchase; you are backed by our 30 day no questions asked money back guarantee so you can buy with confidence Board: 18.9 x 17.7 x 0.6 inches (48 x 45 x 1.5 centimeters) Stone: 0.2 x 0.9 inches (5.6 x 21.5-22 millimeters) approximately Bowl: 5.9 x 3.9 inches (1.5 x 10 centimeters)