Phillips Geneva · 2022
Audemars Piguet — Royal Oak Perpetual Calendar Openworked
Reference 25829TP · Tantalum and Platinum
$779,259
≈ CHF627k · €681k · £584k · HK$6.11M · ¥125,694,477
About this lot
A rare combination of tantalum and platinum in an openworked perpetual calendar, part of a limited series of only 16 pieces.
Ranks #10 of 63 Audemars Piguet auction lots we track (top 16%) · #202 of 1,119 documented luxury watch sales overall (top 18%) · all Audemars Piguet records →
Source: https://www.phillips.com/detail/audemars-piguet/CH080222/21
Other documented Audemars Piguet auction lots
| Reference | Model | Hammer | Year | Venue |
|---|---|---|---|---|
| 15202ST.OO.1240ST.01 | Royal Oak Jumbo 15202ST (final 50th anniversary) | $280,000 | 2022 | Phillips Geneva |
| 26591IO | Royal Oak Concept Supersonnerie | $1,152,000 | 2024 | Phillips Geneva |
| 5402ST | Royal Oak Jumbo A-Series | $1,220,000 | 2022 | Phillips Hong Kong |
| 25548BA | Quantième Perpétuel (1990) | $142,000 | 2023 | Phillips Geneva |
| 5516 | Perpetual Calendar Leap Year | $545,000 | 2015 | Christie's Geneva |
| 1533 | Oversized Chronograph | $300,000 | 2015 | Phillips Geneva |
Comparable lots in this hammer band (cross-brand)
Other watches sold within ±35% of $779,259, excluding Audemars Piguet.
| Brand · Reference | Model | Hammer | Year | Venue |
|---|---|---|---|---|
| Patek Philippe 5016 |
Tourbillon Minute Repeater Perpetual Calendar | $788,569 | 2013 | Antiquorum Geneva |
| Vacheron Constantin 4737 |
Cioccolatone | $769,104 | 2021 | Phillips Geneva |
| Patek Philippe 1518 |
Perpetual Calendar Chronograph | $794,500 | 2013 | Antiquorum New York |
| Patek Philippe 3974 |
Minute Repeating Perpetual Calendar | $795,750 | 2013 | Antiquorum Geneva |
| F.P. Journe R |
Chronomètre à Résonance (Brass Movement) | $762,000 | 2025 | Sotheby's New York |
| Philippe Dufour Simplicity |
Simplicity 37mm | $799,287 | 2025 | Phillips Hong Kong |