StonKraft - Collectible Black Natural Granite Stone & White Marble Chess Board without Pieces - Appropriate Wooden & Brass Chess Pieces Chessmen available separately by Brand- 12", 15",20" Inches12" x 12" made of Natural Black Granite Stone & White Marble Base. Only Board. No Chess pieces included. Alternate chess squares are inlaid using Inlay art. Chess Board Square Size is 1. 25 inch. 2. 5" King Size would be appropriate for this chess board (Not included) 12" x 12" made of Natural Black Granite Stone & White Marble Base. Only Board. No Chess pieces included. Alternate chess squares are inlaid using Inlay art. Chess Board Square Size is 1.