RE: [Demo notebook] Reference notebook: corrections and recurring beginner questions · RWI-07668
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March 3, 2020 at 6:16 pm
#58520
TimingNotes 05379
Participant
Case 6 — Maintenance question: how do I tell if an automatic actually needs service?
Sealing and movement performance are separate questions. Ask a qualified watchmaker about inspection and testing appropriate to the particular watch and its intended use; a healthy rate does not establish water resistance.