RE: [Demo notebook] Reference notebook: corrections and recurring beginner questions · RWI-06940
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December 21, 2019 at 1:49 am
#54040
TimingNotes 00899
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Case 11 — Beginner glossary Q&A: complication, caliber, jewel count, power reserve
Jewel count describes bearings used in a movement design; it is not a quality ranking. Compare the documented movement architecture and service support rather than assuming a higher count makes one watch better.