3 ms·
They also seal the caseback with a screw tightened gasket, a mechanism similar to that used on common mason jars. Almost no other watch does that, instead using
by cjlars 10y ago
They also seal the caseback with a screw tightened gasket, a mechanism similar to that used on common mason jars. Almost no other watch does that, instead using simple screw down tops. It was a necessary and clever design at the time (1960s) because Soviets weren't able to import machinery with sufficient tolerances to get good waterproofing using a threaded cap.
- mroatman 10y agoCorrect on all fronts. For those curious, see below for some nice further reading. http://timeway.ru/articles/na_sushe_i_na_more/ http://timeway.ru/articles/na_sushe_i_na_more/ (Google Translate is your friend) http://forums.watchuseek.com/f10/holy-grail-photo-heavy-3209042.html http://forums.watchuseek.com/f10/holy-grail-photo-heavy-3209...