Case

Shape

Round

Diameter (in mm)

40

Material

Stainless Steel

Water Resistance

3 ATM

Bezel

Fixed Stainless Steel

Winding Crown

Fluted

Model Case

Highly polished stainless steel, Screwed see through case-back

Crystal

Double curved sapphire crystal typical from the 50s

Movement

Jewels

27

Power Reserve

42 Hours

Frequency

28,800 vph

Diameter (in mm)

25.6

Functions

Date, Hours, Minutes, Small seconds

Movement

Automatic

Winding

Self-winding Chronograph

Height (in mm)

4.35

Caliber

CYS 5156 (ETA 2895-2)

Dial

Color

Sunray blue

Indexes

Arabic Numeral at 6 o’clock, Indices

Details

Applied index with rhodium treatement, Hour & minute hands coated with Superluminova, Minute markers around the inner rim, Rivet logo at 12 o'clock, The design of all hands was made by CyS

Bracelet

Clasp

Stainless steel folding buckle with engraved CyS emblem

Material

Blue Louisiana Alligator Leather

Bracelet

Blue Louisiana alligator leather strap