Ball Engineer Hydrocarbon AeroGMT Sled Driver - DG2018C-S17C-BK Military and 18K white gold butterfly

and 18K white gold butterfly buckle

known for its distinctive aesthetics and historical significance

silvered guilloche' lacquered opaline dial with Roman Numerals and blued-steel sword-shaped hands

3 mm stainless steel and ADLC case

18K yellow gold double loop bracelet

Ball Engineer Hydrocarbon AeroGMT Sled Driver - DG2018C-S17C-BK Military and 18K white gold butterflyFEATURES 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