Originally Posted by
worldwidedreamer
My first Amex card was a "Costco Platinum" which looked quite similar to regular Platinum cards, but did not include the usual perks like lounge access.
I had that card too, but in the non Costco version. It had a flat 1.5% rebate after a pretty steep annual threshold. It stayed around for a long time, but did get forced replaced to an Everyday Cash card.
It truly was a not real AmEx Platinum card.