All watches must pass water resistant, including but no limited to vacuum pressure test, real water immersion test and condensation test to ensure its performance and stability.

Every piece of watch before on market, it will simulate the actual wearing to ensure that the accuracy of the watch is in line with international standards when the watch is worn normally. At the same time, depending on the type of movement, watchmak

In NOBEL's watchmaking workshop, craftsmen need to give different standard static tensile tests according to the width of the strap to ensure that both aesthetics and performance are taken into account.