Ball Engineer Hydrocarbon AeroGMT II (42mm) - DG2018C-S10C-BK Silk-Like Calibre Omega 2638 self winding

Calibre Omega 2638 self winding co-axial tourbillon chronometer movement

quartz Omega 1376 movement

second time zone

double adjustable deployant buckle in 18K white gold

43 micro gas tubes on hour

Ball Engineer Hydrocarbon AeroGMT II (42mm) - DG2018C-S10C-BK Silk-Like Calibre Omega 2638 self windingFEATURES Movement _ Automatic caliber BALL RR1201 C _ Chronometer certified COSC Functions _ 44 micro gas tubes on hour, minute, second, second time zone hands, dial and bezel for night reading capability _ Luminous three time zone indication _ Hours, minutes, sweep seconds and date Shock resistance _ 7,500Gs Water resistance _ 100m 330ft Antimagnetic _ 4,800A m Case _ Stainless steel _ 42mm, height 13. 85mm _ Bidirectional rotating curved sapphire