Case dimension : 48mm x 17.3mm, Water resistance: 30atm
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
Exhibition case back
Screw-in crown
18 Swiss-made tritium tubes: 13 pcs. in indexes-reflectors on the dial, 4pcs. on 3 hands and one in sapphire capsule in bezel.
Custom leather and silicon straps interchangeable by just one screw driver.
Whole watch set is packed to the original XL-size dry box . The dry box can be easily transformed to Collector’s Box with cells for storage of 4 watches, 4 additional straps and one screw driver