I find my PPK/S (1978 Ulm) is the most difficult to rack of all the guns I have, thanks to the stout (.380 ACP) recoil spring, the tiny serrations and the safety lever in the way.
Try cocking the hammer, then rack the slide.
Geo', God does hate a braggart!... For the best of both worlds, I would get a Manurhin in the Durgarde hard chrome finish (if you are fortunate anough to find one). Oh, never mind, I did exactly that