As every good collector knows, the smallest of changes can make a huge difference to watches. Panerai is revising its most important model, the Luminor Marina. The PAM01312 becomes the PAM03312. Same, same, but (totally) different? It's a game-changer, says Swisswatches expert Joern Kengelbach. First impressions: Does the new Panerai suit my wrist? I travelled…
