Energia watches have 30 atm water resistance and a 48mm diameter case with а SII VK61 quartz movement inside and the following unique features:
Helium release valve. Integrated in the watch case, this is a spring-loaded one-way valve which is activated when the difference between the inner and the outside pressure reaches a critical level. This function is useful for commercial divers operating at great depths using diving bells with breathing gas mix inside.
Enhanced hardened mineral K1 crystal (3.5 mm thick).
Exhibition case back
18 Swiss made tritium tubes: 13 pcs. in indexes-reflectors on the dial, 4pcs. on 3 hands and one in a sapphire capsule on the bezel.
Custom leather and silicon straps easily changeable using the included special screwdriver.
The whole watch set is packed in an original XL-size dry box . The dry box can be easily transformed into a Collector’s Box with cells for storage of 4 watches, 4 additional straps and one screwdriver.