During the deep dive of the watch, as the water pressure increases, there are more helium molecules in the water than under the water molecules, and the tiny helium molecules will squeeze into the case from the gap of the watch under the action of strong pressure. At this time, the pressure in the case gradually increases, and the internal and external pressures are basically balanced. In this way, the watch can be well waterproofed in the deep sea and prevent the case from being broken and deformed.
Power reserve display, also called energy display. That is, there is usually a display window on the dial that indicates the power reserve, also called the energy display window.
Nowadays, the power reserve is undoubtedly one of the hallmarks of the watchmaker’s craftsmanship, just like the tourbillon. There are two main criteria for evaluating the power reserve in the watch industry, let's take a look
Do you still love watches? Despite the new innovations and the facility to see time on your mobile screen or wear small automatic watches, many people still love mechanical watches with classic essence and elegance.
People are bothered by the claim that mechanical watches are not as accurate as quartz ones. So they often ask why they should buy a pricey mechanical watch when it wouldn’t tell the right time? But in reality, it is just a myth now.