Some years ago, I was very lucky to see a Panerai 3646 Cali in the metal and authorized to take some pictures of what we can reasonably call a " Grail ". Here they are: Enjoy! Nicolas ...
I've pored over books and photos, Perez's articles and just about everything else I've found and this looks like the cleanest and most pristine of examples! What a treat. Thank you so much!