Ball Engineer Hydrocarbon AeroGMT II (42 mm) - DG2018C-S12C-BK Power self-winding chronometer Omega 8520 movement

self-winding chronometer Omega 8520 movement with Co-Axial Escapement

transparent sapphire crystal back

diamond set crown

white dial with blued Roman numerals and index hour markers

5 mm steel case

Ball Engineer Hydrocarbon AeroGMT II (42 mm) - DG2018C-S12C-BK Power self-winding chronometer Omega 8520 movementWEIGHT Approx. 220g MOVEMENT Automatic caliber BALL RR1201 C Chronometer certified COSC SIZE (CASE) 42mm, height 13. 85mm Bidirectional rotating curved sapphire bezel with micro gas tubes for night reading capability WATER RESISTANCE 100m 330ft ANTI MAGNETISM 4,800A m MICRO GAS TUBES 43 micro gas tubes on hour, minute, second time zone hands, dial and bezel for night reading capability FUNCTIONS Luminous three time zone indication Hours, minutes,