It's definitely not easy to make counterfeits of casino chips. Nevertheless, criminals can produce the counterfeits on a massive scale once they figure out that they've created reasonable facsimiles.

The Difficulty in Creating Fake Chips\n\n Authentic chips are designed with intricate features and signatures that can make them difficult to replicate. Casino chips are usually made of molded plastic or clay.  They vary in weight, style, design and color from one casino to the next.