Original rendering, Original work, not an official product photograph
Perpetual Calendar
Reference 3940P, the Perpetual Calendar, left Patek Philippe in 1995 as a perpetual calendar. Inside is Cal. 240 Q, automatic. It is worn on a leather strap. It was regular production.
- Brand
- Patek Philippe
- Watchmaker
- Patek Philippe
- Reference
- 3940P
- Case
- Platinum
- Bracelet
- Leather strap
- Movement
- Cal. 240 Q, automatic
- Year of release
- 1995
- Number made
- Series
- Original price
- About $40,000
- Current value
- $95,000



