Oyster, 40 mm, platinum

Oyster Building

One-piece middle case, screw-down caseback and winding crown

diameter

40 mm

Material

platinum

bezel

Chestnut brown one-piece Cerachrom ceramic case with molded numerals and indexes

Winding crown

Screw-in Triplock triple waterproof system

crystal

Scratch-resistant sapphire

Waterproof performance

Water resistant to 100 meters/330 feet

move

Perpetual calendar, mechanical chronograph, automatic winding

caliber

4130, manufactured by Rolex

accurate

After shelling -2/+2 seconds/day

Function

Central hour, minute, and second hands, with a small seconds hand at 6 o'clock. The chronograph (central hand) is accurate to 1/8 of a second, with a 30-minute counter at 3 o'clock and a 12-hour counter at 9 o'clock. A stop-seconds mechanism ensures precise time setting.

Oscillator

Paramagnetic blue Parachrom hairspring

Winding

Automatic winding in both directions via a perpetual rotor

Power reserve

About 72 hours

bracelet

Oyster, flat three-piece links

Strap material

铂

Buckle

Folding Oysterlock safety clasp with Easylink 5mm comfort extension link

dial

Ice blue

detail

Dial with snailed chronograph counters

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