Rolex Steel Submariner - Black Dial - 124060 Royal Oak Offshore while the red inverted triangle

while the red inverted triangle above the 12 o'clock marker discreetly marks the reference time

the 4131 manufacture Rolex perpetual movement—a mechanical chronograph propelled by self-winding technology—ensures precision timekeeping

centre seconds and date

Water resistant to 300 meters (1000 feet)

Rolex Steel Submariner - Black Dial - 124060 Royal Oak Offshore while the red inverted triangle41 mm Oystersteel case, screw down crown with triplock triple waterproofness system, unidirectional rotatable bezel with black Cerachrom insert and platinum coated numerals and graduations, scratch resistant sapphire crystal, black dial, Rolex calibre 3230 automatic movement, approximately 70 hours of power reserve, Oyster bracelet with flat three piece links, folding Oysterlock buckle with glidelock extension system. Waterproof to 300 meters.