Jazz up your backgammon board with these Uria Stone Backgammon Checkers - 1 1/4-Inch. This set of 30 backgammon checkers is made of uria stone, the same material used to make bowling balls. Each shiny smooth backgammon checker is 1.25 inches in diameter. Choose from ivory and maroon, ivory and blue, ivory and black, and ivory and brown. About Cambor Games New Jersey-based Cambor Games has spent the last 40 years developing product lines to address a variety of classic gaming needs. The company offers chess sets, backgammon boards, poker equipment, dominoes, mahjong tiles, and more. From traditional designs to novelty themed items, value-priced beginner sets to high-end collectors' dreams, Cambor Games has the game equipment you need to have years of fun with close friends or bitter rivals. 30 backgammon checkers. Made of uria stone. Available in several color combinations. 1.25-inch diameter.