Three different designs of chips appear in the movie at different times:
(1) early in the movie, there is a poker game aboard Le Chiffre's yacht. You see these chips:

(2) about 30 minutes into the movie, in the Bahamas, you see the chip for sale here, at the Ocean One Club poker game:

(3) near the end of the movie you see the three high denomination chips in the grand poker tournament at the fictional Casino Royale in Montenegro:

Robert