Never mind, apparently they have two versions on the gen???
C'mon tridad, we're not spring chickens in this hobby. You should know better.
The first photo is at SIHH2015 of the actual watch. Along with this photo of the lugs.
That confirms the strap change system on the PAM616 will be push pin type, like on the PAM532. It is most likely the least stressful of all of the three strap change systems (push pin, screw-in, quick release) on the lugs. The second picture you posted is on the Panerai website and we know how accurate those are.