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Openworked Equation of Time
Selfwinding equation of time skeleton watch with sunrise and sunset times and perpetual calendar with astronomic moon. 950 platinum case, transparent dial, black strap.
Explore Jules Audemars
Jules Audemars When elegance meets excellence 
Savoir-faire Astronomy Complications 
Story The engraver, an artist-artisan Details
- Case Width 43.00 mm
- Case Thickness 11.70 mm
- Water Resistance 20 m
Specifications
- Case
- Glareproofed sapphire crystal and caseback, water-resistant to 20 m
- Dial
- Sapphire, white indicators, blued steel hands
- Bracelet
- Hand-stitched «large square scale» crocodile with 950 platinum AP folding clasp
- Reference
- 26053PT.OO.D002CR.01
- Functions
- Sunrise and sunset times, equation of time, perpetual calendar, astronomical moon, hours, minutes
- Movement thickness with module
- 5.00 mm
- Total diameter
- 12½ mm
- Type of balance
- With Variable inertia blocks
- Frequency of balance wheel
- 2,75 (=19'800 alternances/hour) Hz
- Type of balance-spring stud-holder
- Mobile stud
- Balance-spring type
- Flat
- Direction of automatic winding
- Bidirectional
- Type of oscillating weight
- Support and weight segment in 21-carat gold
- Number of jewels
- 41
- Power reserve
- 40 h
- Number of parts
- 425
specificities
- Extra-thin movement
- Suspended barrel
- Shake of the oscillating weight garanteed thanks to annular ring running on four jewels
- Manual finishing of the bridges (polished bevels, satinbrushed edges, Perlage on the recesses)
- Hand crafted decorative engravings on oscillating weight componants
- Moonphase made with Physical Vapor Deposited metal onto sapphire
- Sunrise & Sunset times can be changed upon customer's request
- Oscillating weight can be custom decorated upon customer's request
- Perpetual calendar / Date / Day / Month / Leap year / Astronomical moonphases / Sunrise and Sunset times / Equation of Time
Calibre
See the layers of the Calibre DOWNLOAD USER MANUAL (PDF)Calibre 2120 / 2808 Manufacture
Front 
Back
Expert Service
As an Audemars Piguet owner, you’ll have access to the world’s brightest master horologers – many trained here in the Vallée de Joux.
ServiceVisit a Boutique
You can indulge your fascination with our timepieces at retail locations and at our exclusive boutiques, all over the world.
Where to buy
Audemars Piguet History
At our museum visitors can discover the history of the Valley and our founding families.
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Jules Audemars SELFWINDING
Selfwinding watch with date display and centre seconds.
