Case

Case Size: 40 mm diameter

Case Material: Oystersteel (904L stainless steel)

Case Thickness: ~12.1 mm

Lug Width: 20 mm

Water Resistance: 100 meters / 330 feet

Crown: Screw-down Triplock winding crown with crown guards

Caseback: Solid, screw-down Oyster caseback

Bezel

Type: Bidirectional rotatable 24-hour graduated bezel

Material: Black and blue Cerachrom ceramic insert

Numerals/Graduations: Molded ceramic numerals coated with platinum via PVD

Crystal

Scratch-resistant sapphire crystal

Cyclops magnifying lens over the date

Movement

Calibre: Rolex Calibre 3285

Type: Self-winding mechanical GMT movement with Perpetual rotor

Frequency: 28,800 vibrations per hour (4 Hz)

Jewels: 31

Power Reserve: Approximately 70 hours

Functions

Hours, minutes, seconds

24-hour GMT hand (second time zone)

Independent rapid-setting local hour hand

Instantaneous date at 3 o’clock

Stop-seconds for precise time setting

Oscillator / Balance

Hairspring: Paramagnetic blue Parachrom hairspring

Escapement: Chronergy escapement

Balance Wheel: Variable inertia balance with Microstella regulation

Shock Protection: Paraflex shock absorbers

Dial

Color: Black lacquer dial

Hour Markers: Applied 18 ct white gold markers with Chromalight luminescence (blue glow)

Hands

Mercedes-style hour hand and minute hand in white gold

Blue 24-hour GMT hand (arrow tip)

Luminous central seconds hand

Bracelet

Options

1. Oyster bracelet (Ref. 126710BLNR-0002)

Three-link Oystersteel bracelet

2. Jubilee bracelet (Ref. 126710BLNR-0003)

Five-link Oystersteel bracelet

Clasp

Oysterlock folding safety clasp

Extension

Easylink 5 mm comfort extension link

Certification

Superlative Chronometer (COSC + Rolex certification after casing)

Accuracy: −2 / +2 seconds per day

Rolex International Warranty: 5 years