Case

Shape

Round

Material

Steel

Water Resistance

50 m

Winding Crown

Fluted, Screw-in

Diameter (in mm)

42.8

Crystal

Anti-reflective convex sapphire crystal

Model Case

Brushed finished steel case, Caseback fixed by 6 screws

Bezel

Bezel with circular ring in aluminum coloured by iodine oxidation showing the tachometer scale

Dial

Indexes

Arabic Numerals, Bâtons

Color

Black

Details

Luminescent hands and hour markers, Minute markers on the flange, Red seconds hand, Rhodium-plated hands and hour-markers

Movement

Height (in mm)

7.9

Diameter (in mm)

30

Jewels

25

Movement

Self-winding mechanical

Functions

Chronograph, Hours, Minutes, Seconds, Date, Tachometer

Winding

Automatic

Power Reserve

44 Hours

Frequency

28,800 VpH (4 Hz)

Caliber

ETA 7750

Oscillator

Glucydur balance, Nivarox spiral, Incabloc shock absorber

Bracelet

Material

Leather

Bracelet

Black leather strap, Optional: Chablis Steel bracelet

Clasp

Deployment clasp