Collector alternatives
Comparable references for collectors who like the IWC Portugieser Perpetual Calendar IW5022-18 but want adjacent options by brand universe, design language, material, liquidity and auction context.
IWC
Ref. 3750 · 18k Yellow Gold
Same iwc collector universe; shared search intent: 18k, calendar; similar gold case profile.
IWC
Ref. IW502709 · 18k White Gold
Same iwc collector universe; shared search intent: 18k, gold; similar gold case profile.
IWC
Ref. 1868 · 18k White Gold
Same iwc collector universe; shared search intent: 18k, gold; similar gold case profile.
IWC
Ref. IW5036-05 · Stainless Steel
Same iwc collector universe; shared search intent: calendar, iwc.
IWC
Ref. IW502704 · 18k Red Gold
Same iwc collector universe; shared search intent: 18k, gold; similar gold case profile.
IWC
Ref. 3751 · 18k Yellow Gold
Same iwc collector universe; shared search intent: 18k, gold; similar gold case profile.
IWC
Ref. 3770-25 · 18k Pink Gold
Same iwc collector universe; shared search intent: 18k, gold; similar gold case profile.
IWC
Ref. 9225 · 18k Yellow Gold
Same iwc collector universe; shared search intent: 18k, gold; similar gold case profile.
IWC
Ref. IW500402 · Platinum
Same iwc collector universe; shared search intent: iwc, perpetual.
Audemars Piguet
Ref. 26394OR.OO.D321CR.01 · 18k Pink Gold
Shared search intent: 18k, calendar; similar gold case profile.
Audemars Piguet
Ref. 5516 · 18k Yellow Gold
Shared search intent: 18k, calendar; similar gold case profile.
Audemars Piguet
Ref. 25654BA · 18k Yellow Gold
Shared search intent: 18k, calendar; similar gold case profile.
Start with design intent, then check market depth. A close alternative should be recognizable to the same buyer pool, have enough live or auction evidence to price, and avoid depending on a single unsold listing as proof of value.
For machine-readable output, use /api/alternatives/iwc-iw5022-18 or resolve fuzzy text through /api/alternatives/search?q=IW5022-18.