Ref. #15400ST.OO.1220ST.03
Royal Oak Selfwinding
Selfwinding watch with date display and centre seconds. Stainless steel case, blue dial, stainless steel bracelet.
Case
Stainless steel case, glareproofed sapphire crystal and caseback, screw-locked crown
Dial
Blue 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.
Calibre
This exceptional selfwinding movement combines functionality and precision timekeeping with the highest standard of aesthetics.
Front
Back
Royal Oak Selfwinding
Specifications
Watch
Ref #15400ST.OO.1220ST.03
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
Blue 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
Watch Specifications
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
Dive-time measurement, hours, minutes, center seconds and date
Selfwinding Manufacture Calibre 3120
Front
Back
Calibre
Selfwinding Manufacture Calibre 3120
Total diameter
26.6 mm
Total diameter
11¾ lignes
Balance-spring type
With Variable inertia blocks
Type of balance-spring stud-holder
Screwed mobile stud
Frequency of balance wheel
3,00 Hz Hz
Type of balance-spring stud-holder
Screwed mobile stud
Direction of automatic winding
Bidirectional
Type of oscillating weight
Monobloc in 22-carat gold
Power reserve
60 h
Number of parts
280
Number of jewels
40
Functions
Dive-time measurement, hours, minutes, center seconds and date
- Stop balance when setting time
- Oscillating weight with ceramic ball bearings
- Bevels of the bridges are diamond graved
- Inverted snailing on bridges
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