Movement

Movement

Cal. 3020CS Hand-wound movement

Diameter

30mm (13 1/4 Line)

Thickness

5.0mm

Vibrations

28,800/h (8 vibrations per second/4 Hz)

Number of jewels

22 jewels

Power Reserve

Approx. 45 hours

Equipped with a newly designed click and click spring for a comfortable winding feel.

Exterior

Case material

Stainless steel (SUS 904L)
Polished after machining by ultra-high-precision micro-milling machine

Case diameter

36.0mm

Case thickness

11.0mm

Glass

Strongly domed sapphire crystal with a shape reminiscent of vintage acrylic windshields (anti-reflective treatment on double sides).

Case Back

Screw Case Back

Dial, hands

Dial material

German Silver

Brand logo

Engraving by ultra-precision micro-milling machine

Minute, Second scale

Engraving by ultra-high-precision micro-milling machine
The seconds scale ring on the outer edge of the dial is made of a separate component.

Index

12 Arabic indexes hand-engraved
Logo, indexes and graduations inlaid with cashew (so-called synthetic lacquer).

Material of hour and minutes hand

Steel

Finish of hour and minutes hand and second hand

Polished finish
Finish of second hand
Heat-treated brood steel
Tip of the seconds hand bent by hand to match the second scale

Pin buckle

Pin buckle material

Stainless steel (904L)

Leather strap

Hand-stitched, goat leather, calf on reverse
Made by Jean Rousseau (https://www.jean-rousseau.com/)

Size

Lug width 20 mm - Buckle width 16 mm

Box

Material

Exterior wood and board frame with fine paper
Interior in Alcantara.