Audemars Piguet Royal Oak Openworked 18k Rose Gold Watch 15305OR.OO.D088CR.01

Audemars Piguet Royal Oak Openworked 18k Rose Gold Watch 15305OR.OO.D088CR.01

Specifications

Case Width 39.00 mm
Case Thickness 8.10 mm
Water Resistance 50 m

Case – 18-carat pink gold case, glareproofed sapphire crystal and caseback
Dial – Slate grey dial, pink gold applied hour-markers and Royal Oak hands with luminescent coating
Bracelet – Hand-stitched “large scale” brown alligator strap with 18-carat pink gold AP folding clasp
Reference – 15305OR.OO.D088CR.01

Functions
Hours, minutes, centre seconds

Total diameter
11¾ mm

Type of balance
With Variable inertia blocks

Frequency of balance wheel
3,00 (=21’600 alternances/hour) Hz

Type of balance-spring stud-holder
Screwed mobile stud

Balance-spring type
Flat

Direction of automatic winding
Bidirectional

Type of oscillating weight
Monobloc in 22-carat gold

Number of jewels
38

Power reserve
60 h

Number of parts
239

specificities

Skeleton movement
Stop balance when setting time
Oscillating weight with ceramic ball bearings
Manual finishing on both bridges and mainplate