He said: "They have been making chandeliers for hundreds of years in traditional crystal glass, from diamond shaped beads in all shapes to drops, points and other shapes".

After accumulating 100 points, employees received a special award-a nylon jacket with the Cascades Diamond logo and the words "the 100 Club" imprinted on it.

Increasing the diamond concentration by providing more cutting points will make the bond act harder while also increasing diamond tool life.