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

and stop-seconds for precise time setting

34 mm 18K sedna gold case set with diamonds

The seamless integration of the White gold Rolex President bracelet adds an unmatched sense of luxury and exclusivity

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 _