An automatic helium release valve. It is integrated in the watch case spring-loaded one-way valve activated when the difference between the inner and the outside pressure reaches a critical level.
An enhanced hardened 3.5 mm thick mineral K1 crystal
Chronograph function.
Swiss-made tritium tubes mounted vertically of on the dial ring.
Custom leather and silicon straps interchangeable by just one screw driver.
The whole watch set packed into an original VE waterproof and shock-resistant plastic box