There is a discussion on Reddit that displays old pictures of existing S1 camera models and claims to be the upcoming S1IIE. A simple Google search will show that all those pictures are currently available on the official Panasoinic website.
There is another S1IIE specs leak on Reddit from Panasonic Brazil that is actually plausible:
You can also see the new S1II product page here:
https://latam.connect.panasonic.com/mx/es/productos/lumix/lumix-s1ii
Here are the really leaked pictures and video of the Panasonic Lumix S1II/S1IIE cameras and Lumix S 24-60mm f/2.8 lens:
Panasonic Lumix S1II/S1IIE cameras and Lumix S 24-60mm f/2.8 lens leaked online
