Final version (separate leap-year dial)
Classic (non-Royal Oak) 5516 — Final version (separate leap-year dial)
1957–?
Six consecutive serial numbers made from 1957 and sold 1963–1969: moon back at 6, with months at 3 and a separate leap-year dial at 12 (at least one transitional piece keeps a combined month/leap-year subdial).
12 pieces. AP’s archive counts all 12 of its 1924–1969 perpetual-calendar wristwatches as 5516s produced in 1955 and 1957.
No verified image of this watch yet
Identifying details
- Perpetual calendar
Calendar that accounts for month lengths and leap years.
- Moon phase
Variants of 5516
Reference overview →| Variant | Production |
|---|---|
| First version, no leap year, four subdials | c. 1948–? |
| Second version, moon at 12, peripheral date | c. 1950–? |
| First leap-year version (combined 48-month subdial) | 1955–? |
| Final version (separate leap-year dial)Current | 1957–? |
Case & movement
- Reference
- 5516
- Production
- 1957–?
- Movement
- Manual winding
- Date
- Yes
- Caliber
- Audemars Piguet 13VZSSQP
Dial, bezel & hands
Unknown attributes are left out rather than guessed.
Movement
Audemars Piguet 13VZSSQP
13-ligne VZ-family movement with perpetual calendar used in the 5516; the 1955 ébauche of the example in AP’s heritage collection is numbered 66136.
Manual winding