Go Equipment Size Guide report

Go is a strategic two-player board game with a long history. It is called "Weiqi" in Chinese and "Go" in English. Go is widely popular in East Asian countries (China, Japan, Korea, and Korea) and is one of the four arts from ancient times.

Go originated in China, and it is said that Emperor Yao made it, and it was recorded in the Spring and Autumn Period and the Warring States Period. It was introduced to Japan through Korea during the Sui and Tang Dynasties and spread to Europe and the United States. Go contains the rich connotation of Chinese traditional culture; it is also the embodiment of Chinese culture and civilization.

We need to know the essential go equipment including board, stones, bowls. Go stones can be made from many types of material and come in varying sizes. The most common stone shape is double convex. However, single-convex stones are more common in China. Let's learn more about the go board and go stones size.

Go Equipment Size Guide

Go uses a rectangular grid board and two-color (black and white) round stones in the game. The regular chessboard has 19 vertical and horizontal line segments and 361 intersections. The two players alternately play chess. A standard set of Go stones has 181 black stones and 180 white. Black has an extra stone because it plays the first move. The total of 361 stones is enough to cover every intersection on the board. The competition rules formulated by countries such as China, Japan, and South Korea are slightly different.

Size of Board and Stones

A 19x19 board should measure 454.5 mm by 424.2 mm. It should be 151.5 mm thick. The lines are typically 1 mm thick. They should be spaced 22 mm apart from left to right and 23.7 mm from top to bottom. Go stones should be between 6 and 10 mm thick. Go stones should have a diameter of 22.5 mm. Just for reference, the following table lists information in two measurement units:

SizeMMINCH
Board width424.2 mm16 23/32 inches
Board length
454.5 mm17 29/32 inches
Board thickness
151.5 mm5 31/32 inches
Line thickness1 mm1/32 inches
Line spacing width-wise
22 mm7/8 inches
Line spacing length-wise
23.7 mm15/16 inches
Star point marker diameter
4 mm5/32 inches
Stone diameter
22.5 mm29/32 inches

Common Single-Convex Stones Sizes

Chinese weiqi academy standard size is 21.5mm with single convex.

SizeDiameterStandard
3 (Medium)21.5-22mm
Japanese
4 (Medium)22-22.5mm
5 (Large)22.5-23.5mm
Chinese
6 (Extra Large)
23.5-24mm

Final Words

The rules of Go are simple and elegant, but the gameplay is ever-changing. To master its connotation requires a lot of practice and study. Go is considered one of the most complex board games in the world today, reflecting the profound heritage of Chinese culture and the wisdom of the ancients. For amateur practice, people can choose stones and boards of different sizes and materials. Go is beneficial to promote the development of thinking and logical ability in daily life.


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