3 ms·
Second hand on Grand Seiko quartz watches moves once per second, but makes two jumps. You can see it in slow motion video, but not with a naked eye.
by sobriquet9 3y ago
Second hand on Grand Seiko quartz watches moves once per second, but makes two jumps. You can see it in slow motion video, but not with a naked eye.
- dadoge 3y agoVery cool, didn’t know that