Rolex Cosmograph Daytona Oyster, 40 mm, white gold Reference 126519LN W/Card 2025

126519LN This Oyster Perpetual Cosmograph Daytona in 18 kt white gold, with a steel and bright black dial and an Oysterflex bracelet, features a black Cerachrom bezel with tachymetric scale.

MODEL CASE 

Model case: Oyster, 40 mm, white gold

Oyster architecture: Monobloc middle case, screw-down case back and winding crown

Diameter: 40 mm

Material: 18 kt white gold

Bezel: Black monobloc Cerachrom bezel in ceramic with moulded tachymetric scale

Winding crown: Screw-down, Triplock triple waterproofness system

Crystal: Scratch-resistant sapphire

Water resistance: Waterproof to 100 metres / 330 feet

MOVEMENT

Movement: Perpetual, mechanical chronograph, self-winding

Calibre: 4131, manufacture Rolex

Precision: -2/+2 sec/day, after casing

Functions: Centre hour and minute hands, small seconds hand at 6 o’clock. Chronograph via centre seconds hand, 30-minute counter at 3 o’clock and 12-hour counter at 9 o’clock. Stop seconds for exact time setting

Oscillator: Paramagnetic blue Parachrom hairspring. High-performance Paraflex shock absorbers

Winding: Bidirectional self-winding via Perpetual rotor

Power reserve: Approximately 72 hours

BRACELET

Bracelet: Oysterflex

Material: Flexible metal blades overmoulded with high-performance elastomer

Clasp: Folding Oysterlock safety clasp with Rolex Glidelock extension system

DIAL

Dial: Steel and bright black

Details: Highly legible Chromalight display with long-lasting blue luminescence

CERTIFICATE

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