Wristwatch Mainsprings
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30:42
Q&A Part 1
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29:06
Comment entretenir un ressort de montre à la main
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13:55
Mounting Unifi Turret Ultra with Low Profile Junction Box
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5:14
TISSOT | Powermatic 80 COSC Silicium - How does a mechanical movement work ?
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17:35
Fonctionnement d'une montre à quartz - son cœur bat 32 768 fois par seconde
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20:28
How a mechanical watch works, basic theory of Horology Part 1of2
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19:19
How a watch works (1949) | Hamilton Watch
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15:02