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RE: [Demo notebook] Collector’s comparison desk: dimensions, fit and documented differences · RWI-05038

Home › Forums › News and General Discussion › New Members Area › [Demo notebook] Collector’s comparison desk: dimensions, fit and documented differences · RWI-05038 › RE: [Demo notebook] Collector’s comparison desk: dimensions, fit and documented differences · RWI-05038

June 12, 2019 at 8:11 am #40642
BenchNotes 07501
Participant

Case 20 — What a water-resistance claim does and does not establish

Ask a qualified watchmaker about a suitable test for that individual case and record the test date and method. A photograph or a caseback engraving is not proof of water resistance.