Phillips New York · 2017
Philippe Dufour — Duality
Reference Duality · Platinum
$1,800,000
≈ CHF1.46M · €1.58M · £1.36M · HK$14.11M · ¥292,500,000
About this lot
The first wristwatch to feature a dual escapement with a differential system. Only nine examples were ever produced, as the complexity of regulating two balances proved too time-consuming even for Dufour.
Ranks #4 of 11 Philippe Dufour auction lots we track (top 36%) · #97 of 1,119 documented luxury watch sales overall (top 9%) · all Philippe Dufour records →
Other documented Philippe Dufour auction lots
| Reference | Model | Hammer | Year | Venue |
|---|---|---|---|---|
| Simplicity | Simplicity | $1,512,000 | 2020 | Phillips Hong Kong |
| Grande et Petite Sonnerie | Grande et Petite Sonnerie No. 1 | $5,182,109 | 2021 | Phillips Geneva |
| Duality | Duality No. 08 | $3,993,792 | 2021 | Phillips Geneva |
| Duality | Duality No. 03 | $2,056,500 | 2024 | Phillips New York |
| Simplicity, Number 167 | Simplicity | $931,000 | 2022 | Sotheby's Hong Kong |
| Simplicity | Simplicity 37mm | $863,600 | 2023 | Phillips New York |
Comparable lots in this hammer band (cross-brand)
Other watches sold within ±35% of $1,800,000, excluding Philippe Dufour.
| Brand · Reference | Model | Hammer | Year | Venue |
|---|---|---|---|---|
| F.P. Journe Ruthenium Collection |
Ruthenium Collection (Set of 5) | $1,800,000 | 2024 | Christie's Geneva |
| Patek Philippe 3970EP-038 |
Perpetual Calendar Chronograph Special Edition | $1,800,000 | 2023 | Christie's Geneva |
| Patek Philippe 3974 |
Minute Repeater Perpetual Calendar | $1,810,000 | 2024 | Phillips Geneva |
| Patek Philippe 3940P |
Perpetual Calendar (Platinum Anniversary) | $1,810,000 | 2021 | Phillips Hong Kong |
| Omega H6582 / D96043 |
Elvis Presley Omega Tiffany & Co. | $1,812,500 | 2018 | Phillips Geneva |
| Rolex 6100 |
Reference 6100 "Dragon" | $1,758,000 | 2025 | Sotheby's Geneva |