AuctionIWC: Portugieser Perpetual Calendar of platinum, ref. IW502219. Mechanical movement with automatic winding, moon phase and perpetual calendar, cal. 51610. 2008.
Estimate€20,070–€26,761 (in 12 days)runs 3 hours
BonhamsLondon, United Kingdom
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About the dealer

| Diameter | 42 mm |
|---|---|
| Dial colour | Black |
| Material | Rose Gold |
| Movement | Automatic |
IWC Automatic, offered by Element iN Time of New York, United States.
First indexed August 22, 2026, last checked November 3, 2026 by our indexer. This is the dealer's asking price as of our last check — confirm the price on the dealer's site. Any transaction happens directly between you and Element iN Time — no commission, no escrow, and no involvement from us.
AuctionEstimate€20,070–€26,761 (in 12 days)runs 3 hours
BonhamsLondon, United Kingdom
NewUnworn
€20,506
The 1916 CompanyBala Cynwyd, United States

New
New
AuctionEstimate€10,704–€13,380 (in 12 days)runs 3 hours
BonhamsLondon, United Kingdom