The photo below shows the models: PAM 321( Left) and PAM 312 (Right) next to each other. As you can see these Panerai watches look nearly identical. The feature that characterizes or make the difference between these two watches is that Panerai 321 has a GMT function, which allows the wearer to track a different time zone.
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| PANERAI MODELS: PAM 321 AND PAM 312 |
