Case

Shape

Round

Diameter (in mm)

42

Water Resistance

50 m

Bezel

Silver (925)

Crystal

Domed sapphire crystal, anti-reflective coating on both faces

Material

Silver (925)

Model Case

Silver (925),Silver (925) case back with Greenwich Royal Observatory stamped and sapphire aperture on the balance wheel

Winding Crown

Silver (925) left fast-action start/stop trigger and reset pusher

Dial

Indexes

Roman Numerals

Color

Domed silver

Details

Rhodiated diamond-tipped hands with white Super-LumiNova, curved chrono hand,Snailed minutes counter

Movement

Jewels

25

Movement

Self-winding mechanical

Functions

Chronograph,Hours, Minutes, Seconds, Date

Winding

Automatic

Power Reserve

48 Hours

Frequency

28,800 VpH (4 Hz)

Caliber

G1745

Oscillator

Incabloc shock absorber

Bracelet

Material

Leather

Clasp

Deployment

Bracelet

Black leather