Daytona Just Specs Rolex

Cosmograph Daytona

Rolex Oyster Perpetual Cosmograph Daytona technical specifications in a user friendly table layout

Cosmograph Daytona

CATEGORYOyster Perpetual Professional
CertificationSuperlative Chronometer (COSC + Rolex certification after casing), international five-year guarantee
CaseOyster (monobloc middle case, screw-down case back, winding crown and chronograph pushers)
Material18 ct white gold
Middle Case18 ct white gold, polished finish
BezelCerachrom in black ceramic with tachymetric scale; moulded, recessed numerals, graduations and inscriptions coated with platinum via PVD (Physical Vapour Deposition)
Case backSolid, screw down with fine fluting
Winding CrownScrew-down; Triplock triple waterproofness system
CrystalScratch-resistant sapphire
Waterproofness100 metres (330 feet)
Calibre4130, Manufacture Rolex
Mechanical chronograph movement with column wheel and vertical clutch Bidirectional self-winding via Perpetual rotor
Precision-2/+2 sec./day, after casing
FunctionsCentre hour and minute hands, small seconds hand at 6 o’clock Chronograph (centre hand) accurate to within 1/8th of a second
30-minute counter at 3 o’clock and 12-hour counter at 9 o’clock
Stop-seconds for exact time setting
OscillatorFrequency: 28,800 beats/hour (4Hz)
Paramagnetic blue Parachrom hairspring
Rolex overcoil
Large balance wheel with variable inertia
High-precision regulating via four gold Microstella nuts
Traversing balance bridge
Jewelling44 rubies
Power ReserveApproximately 72 hours
ColourSteel, gloss, sunray finish; black counters
Hour Markers18 ct white gold, highly legible Chromalight (long-lasting
luminescence, blue glow)
Hands18 ct white gold, highly legible Chromalight (long-lasting luminescence, blue glow), except on centre seconds hand and counter hands
Flexible metal blades overmoulded with high-performance elastomer Oysterlock folding safety clasp in 18 ct white gold
Easylink comfort extension link (approx. 5 mm)

Featured image ©Rolex

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