All four are genuine, incuse, DIECRD mold chips, CIC with spun inlays from the opening in 1976. $5, $25, $100, and $500 denomination. There are chips with similar mold but without incuse mold that are replicas made several years after the casino closed in 1976. These aren't replicas.

Replicas and genuine high-denomination chips are shown on the Club site at:

http://www.ccgtcc.com/xfantasy/images/silverbird.jpg

Yours for $69 delivered in USA.