GMTOne — the European marketplace for pre-owned and unworn luxury watches.
Certified dealer storefronts
No commission on your sale
Private buyer–seller messaging
AI price intelligence
RolexPatek PhilippeAudemars PiguetOmegaCartierVacheron ConstantinJaeger-LeCoultreA. Lange & SöhneTudorIWCBreitlingPaneraiRolexPatek PhilippeAudemars PiguetOmegaCartierVacheron ConstantinJaeger-LeCoultreA. Lange & SöhneTudorIWCBreitlingPanerai
Built AI-first
The first AI-native watch marketplace.
We're rebuilding the trade around intelligence: pricing, listing, discovery and support, all powered by AI. The trust of an auction house, the speed of software.
The selection
This week's standout references.
Hand-picked pieces from verified dealers and private collectors across Europe, priced against our reference where we hold one.
Why GMTOne
A marketplace built on transparency, not middlemen.
We give buyers and sellers the tools to deal directly with confidence: verification, price intelligence and private messaging. The sale and the handover stay between you.
01
Certified dealers
A person checks every dealer's business before their storefront goes live. Private sellers list under an account tied to every listing and message they send.
02
AI price intelligence
Where we hold a market reference for the exact reference number, the asking price is shown against it, so an optimistic price is visible as one.
03
Direct, private contact
Place private offers and message sellers in-platform. You agree the terms and the handover, directly between you.
04
Listings with real detail
Smart-fill captures reference, movement, condition and box & papers: the details that matter, structured and searchable.
Offer-based. Direct between you.
01
List
Submit your watch and smart-fill writes the listing from a reference. Or browse a verified dealer's inventory.
02
Discover
Buyers search, filter and swipe through pieces, with AI price intelligence on every listing.
03
Connect
Send a private offer or message the seller directly. No instant checkout, because every deal is a real conversation.
04
Arrange
Agree the price and arrange payment and handover directly between you. GMTOne keeps the tech; you keep control.