My view: paying for a watch-status search can make sense when it gives you a clearly described, dated check before a meaningful purchase. It is a small part of due diligence, not a certificate that settles every question.
What you are paying for
Before paying, find out which records are searched, what identifiers are accepted, what the result means, and how a possible match is reviewed. A provider that explains limits plainly is easier to assess than one promising certainty.
What the search cannot do
A no-match cannot prove that a watch has never been stolen, that every jurisdiction was searched, or that the watch is authentic. It cannot establish title or replace an inspection, seller verification, or a police inquiry.
The checks I would pair with it
I would verify the physical serial, match it to the paperwork, review the seller's identity and provenance, and get written return terms. For an expensive piece, I would budget for independent authentication and condition assessment too.
Skip any service that pressures you with a guarantee it cannot substantiate. The useful question is not “Will this make risk disappear?” but “What extra evidence will this give me before I decide?”
See the Search Scope
Review the stated coverage and limitations before ordering a check.