Ref. #15305ST.OO.1220ST.01
Royal Oak Openworked Selfwinding
Selfwinding skeleton watch with centre seconds. Stainless steel case, anthracite dial, stainless steel bracelet.
Case
Stainless steel case, glareproofed sapphire crystal and caseback, screw-locked crown
Dial
Slate grey dial, 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
Similar Watches
Royal Oak Openworked Selfwinding
Specifications
Watch
Ref #15305ST.OO.1220ST.01
Case
Stainless steel case, glareproofed sapphire crystal and caseback, screw-locked crown
Case Width
39 mm
Water Resistance
50 m
Case Thickness
9.4 mm
Dial
Slate grey dial, white gold applied hour-markers and Royal Oak hands with luminescent coating
Bracelet
Stainless steel bracelet with AP folding clasp
Watch Specifications
Calibre
Calibre 3129 Manufacture
Total diameter
11¾ mm
Frequency of balance wheel
3,00 Hz (21'600 alternances/hour)
Type of oscillating weight
Monobloc in 22-carat gold
Number of jewels
38
Calibre
Calibre 3129 Manufacture
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
239
Functions
Hours, minutes, centre seconds
Calibre 3129 Manufacture
Front
Back
Calibre
Calibre 3129 Manufacture
Total diameter
11¾ mm
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
239
Number of jewels
38
Functions
Hours, minutes, centre seconds
- Skeleton movement
- Stop balance when setting time
- Oscillating weight with ceramic ball bearings
- Manual finishing on both bridges and mainplate
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