Ball Engineer Hydrocarbon NEDU - DC3226A-S4C-BK - Blue Iridescent With a scratch-resistant sapphire crystal

With a scratch-resistant sapphire crystal and a solid case back

34 mm 18K sedna gold case set with diamonds

and stop-seconds for precise time setting

18K yellow gold ardillon buckle

Ball Engineer Hydrocarbon NEDU - DC3226A-S4C-BK - Blue Iridescent With a scratch-resistant sapphire crystalFEATURES Movement _ Automatic caliber BALL RR1402 C _ Chronometer certified COSC Functions _ Patented helium release crown _ Underwater operable chronograph with accumulated measurement up to 12 hours _ 21 micro gas tubes on hour, minute, chronograph second hands, dial and buttons for night reading capability _ Hours, minutes, subsidiary seconds, day and date Shock resistance _ 7,500Gs Water resistance _ 600m 2000ft Antimagnetic _ 4,800A m Case _