BALL Engineer Hydrocarbon watch with automatic ETA movement, stainless steel case, sapphire crystal, patented crown protection system, and micro gas tubes for night reading capability.
Cold temperature endurance to -40 C.
Functions:
Date calendar, window display.
Satin finish. Solid Stainless steel.
Uni-Directional rotating, ratcheted, 0-60 Elapsed-Time.
Sapphire. Anti-Glare treated. Flat profile.
Hands:
Steel color. Tritium luminous filled.
Satin finish. Solid Stainless steel.
Other:
Shock resistance: 7,500Gs
Anti-magnetic: 12,000A/m.