Just spotted the Casablanca $1 chip on Ebay while going through a seller's offerings.
Link: http://www.ebay.com/itm/1-Casablanca-Casino-U-Aruba-Palm-Beach-Wyndham-Hilton-Obsolete-Yellow-Westin-/360536353501?pt=LH_DefaultDomain_0&hash=item53f1a42add

If the chip looks kind of oddly shaped, I noticed every single one of his pictures are like that.
It's the angle he takes his picture at and the camera settings.