Ref. #15400ST.OO.1220ST.01

Royal Oak Selfwinding

Selfwinding watch with date display and centre seconds. Stainless steel case, black dial, stainless steel bracelet.

Case

Stainless steel case, glareproofed sapphire crystal and caseback, screw-locked crown

Case Width
41 MM
Case Thickness
9.8 MM
Water Resistance
50 M
Dial

Black dial with “Grande Tapisserie” pattern, white gold applied hour-markers and Royal Oak hands with luminescent coating

Bracelet

Stainless steel bracelet with AP folding clasp

mechanism

Powered by the natural movements of your wrist.

Selfwinding

Royal Oak Selfwinding

Specifications

Watch

Ref #15400ST.OO.1220ST.01


Case

Stainless steel case, glareproofed sapphire crystal and caseback, screw-locked crown

Case Width

41 mm

Water Resistance

50 m

Case Thickness

9.8 mm

Dial

Black dial with “Grande Tapisserie” pattern, white gold applied hour-markers and Royal Oak hands with luminescent coating

Bracelet

Stainless steel bracelet with AP folding clasp

Calibre

Selfwinding Manufacture Calibre 3120


Total diameter

26.6 mm (11¾ lignes)

Frequency of balance wheel

3,00 Hz (21'600 alternances/hour)

Type of oscillating weight

Monobloc in 22-carat gold

Number of jewels

40

Calibre

Selfwinding Manufacture Calibre 3120

Type of balance-spring stud-holder

Screwed mobile stud

Power reserve

60 h

Balance-spring type

With Variable inertia blocks

Direction of automatic winding

Bidirectional

Number of parts

280

Functions

Hours, minutes, center seconds and date

Click and drag