"Very good question, and Archie's response sure could have some pretty terrible implications, if these were to be used to "restore" the chips they are associated to".

Jim; This has dire implications... all joking aside. Brighton roulette chips are very expensive ... it's not unusual for a Brighton roulette to fetch a couple hundred dollars, or more. If you had a matched pair of those inlays, one could easily lift off the inlays of a duplicate more common Brighton roulette chip (if there is such an animal ... as all Brightons command a pretty good buck) and paste on two of the design color/combinations you are showing ... and who would know the difference?

I can see more club member expulsions on the horizon for not disclosing ...