Christie's Geneva · 2018
IWC — Portuguese Sidérale Scafusia
Reference IW504101 · Platinum
$215,000
≈ CHF189k · €198k · £170k · HK$1.68M · ¥33,540,000
About this lot
IWC's most complex astronomical watch, featuring a constant-force tourbillon, sidereal time, and a customized star chart on the caseback.
Other documented IWC auction lots
| Reference | Model | Hammer | Year | Venue |
|---|---|---|---|---|
| 325 | Portuguese | $62,000 | 2019 | Christie's Geneva |
| 1868 | Il Destriero Scafusia 'Warhorse' | $418,000 | 2021 | Christie's Hong Kong |
| IW502801 | Big Pilot's Watch Perpetual Calendar 'Le Petit Prince' Unique Piece | $190,000 | 2013 | Christie's Geneva |
| IW503607 | Big Pilot's Watch Perpetual Calendar Edition 'Toto Wolff' | $171,000 | 2021 | Christie's Geneva |
| 3770 | Grande Complication | $126,000 | 2013 | Christie's New York |
| IW389111 | Pilot's Watch Chronograph Edition 'Polaris Dawn' | $126,000 | 2024 | Christie's New York |