Porta Nautic Automatic is an great retro diver all stainless steel case made, bi directional bezel is bakelite, movement is very quality automatic 25 jewels PUW, it is full serviced working and keep time great, all functions on watch working smooth. Strap is very quality genuine leather racing style and its perfect fit to watch.
On all macro images of watch you can see tiny details from all angles, everything is 100% real presented.
Very rare retro model in perfect condition is this Porta Nautic produced in mid 70s.