1970s Sorna Jump hour with running seconds hand. Can you see a face???
This is one of favourite jump hours from Sorna, running a 25 jewel movement which is uncommon in jump hours. Love how the caseback is more grammatical...
A modern interpretation of the Sorna Bullhead World-Timer. Sorna like lots of Swiss watch makers hit the walll through the quartz revolution. They wer...
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