- Size
- 41 mm
Overview
Stainless steel, 41 mm
The Audemars Piguet Royal Oak Perpetual Calendar, reference 26674ST.OO.1320ST.01, in stainless steel, 41 mm across, with a blue "Grande Tapisserie" dial. Selfwinding Calibre 7138, a perpetual calendar with astronomical moon, month and leap year, correctable entirely via the crown.
The Audemars Piguet Royal Oak Perpetual Calendar, reference 26674ST.OO.1320ST.01, is cased in stainless steel, 41 mm across and 9.5 mm high, with a glareproofed sapphire crystal and caseback. Water resistance is rated to 50 m. The dial is blue, with the "Grande Tapisserie" pattern, tone-on-tone subdials and a matching inner bezel, 18-carat white gold hour-markers and hands filled with luminescent material. The bracelet is integrated stainless steel, on an AP folding clasp.
The movement is Calibre 7138, a selfwinding calibre giving a perpetual calendar with week indication, day, date, astronomical moon, month, leap year, hours and minutes. It is 29.6 mm across and 4.1 mm high, built from 420 parts holding 41 jewels, and runs at 4 Hz (28,800 vph) with a power reserve of 55 hours.
For collectors
Audemars Piguet describes Calibre 7138 as Audemars Piguet's newly introduced perpetual calendar movement, adjustable entirely from the crown without additional tools, and built around three patented mechanisms.
Key details
Design and engineering
- CaseStainless steel, 41 mm across and 9.5 mm high, with a glareproofed sapphire crystal and caseback. Water resistance is rated to 50 m.
- DialBlue, with the "Grande Tapisserie" pattern, tone-on-tone subdials and a matching inner bezel, 18-carat white gold hour-markers and hands filled with luminescent material.
- BraceletIntegrated stainless steel, on an AP folding clasp.
Calibre 7138
- Selfwinding
- Perpetual calendar with week indication, day, date, astronomical moon, month, leap year, hours and minutes
- 29.6 mm across, 4.1 mm high; 420 parts, 41 jewels
- 4 Hz (28,800 vph)
- Power reserve 55 h
The reference
Technical specifications
| Reference | 26674ST.OO.1320ST.01 |
|---|---|
| Collection | Royal Oak |
| Calibre | Calibre 7138 |
| Functions | Perpetual calendar with week indication, day, date, astronomical moon, month, leap year, hours and minutes. |
| Case dimensions | 41 mm |
| Case material | Stainless steel |
| Bracelet | Stainless steel, AP folding clasp |
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