Rolex Oyster Perpetual Cosmograph Daytona Yellow Gold 126518LN-0012

Cosmograph Daytona
Oyster, 40 mm, yellow gold

This Oyster Perpetual Cosmograph Daytona in 18 ct yellow gold, with a golden and  bright black dial and an Oysterflex bracelet, features a black Cerachrom bezel with an engraved tachymetric scale.

More Cosmograph Daytona technical details
Reference 126518LN-0012

Model Case ____________________________________________________________________________________

Type Oyster Architecture
Oyster, 40 mm, yellow gold Monobloc middle case, screw-down
case back and winding crown

Diameter Winding Crown
40 mm Screw-down, Twinlock double
waterproofness system

Material Crystal
Yellow gold Scratch-resistant sapphire

Bezel Water Resistance
Black monobloc Cerachrom bezel in Waterproof to 100 metres / 330
ceramic with moulded tachymetric feet
scale

Movement

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Type Precision
Perpetual, mechanical chronograph, -2/+2 sec/day, after casing
self-winding

Calibre Oscillator
4131, manufacture Rolex Paramagnetic blue Parachrom
hairspring. High-performance
Paraflex shock absorbers

Winding Functions
Bidirectional self-winding via Centre hour and minute hands,
Perpetual rotor small seconds hand at 6 o'clock.
Chronograph via centre seconds
Power reserve hand, 30-minute counter at 3
Approximately 72 hours o'clock and 12-hour counter at 9
o'clock. Stop seconds for exact
time setting

Bracelet
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Type Clasp
Oysterflex Folding Oysterlock safety clasp with
Rolex Glidelock extension system

Bracelet Material
Flexible metal blades overmoulded
with high-performance elastomer


Dial
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Type Details
Golden and bright black Highly legible Chromalight display
with long-lasting blue luminescence

Certification
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Type
Superlative Chronometer (COSC +
Rolex certification after casing)