A search page available in several countries may still rely on a defined set of data sources. Interface language and payment availability do not, by themselves, prove worldwide coverage.
Separate service availability from data coverage
Ask which records and contributors are queried, where those records originate, and whether a country is excluded. A provider may serve international users without having access to every police or insurer database.
Use local reporting channels too
If the watch was stolen, report it to the appropriate authority where the incident occurred and keep its reference. If buying across borders, ask the seller for provenance and check any relevant local registry or official process independently.
Interpret a no-match narrowly
The result means that no matching record was found in the searched sources at that time. It cannot establish that every country was checked or that the item has never been reported.
For cross-border purchases, combine the search with serial verification, seller identity checks, independent inspection, and written return terms. Get jurisdiction-specific legal advice if a dispute arises.
Check the Stated Coverage
Read the provider's source list and retain the date and serial used for the query.