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Restoration of a 1970s Seiko Chronograph Watch - Zaratsu Polishing, Lapping and Laser Welding.
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How to craft a watch from meteorite and silver: rebuilding antique Haas movement｜用隕石和一把碎銀子復活一支古董懷錶機芯
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My First EVER Try at Machining a Brass Pinion Gear - or ANY gear!
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Watchmaking: Machining the Heart of a Watch
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Screw Polishing and Tempering
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How to Polish Watch Screws the Easy Way
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#008 Making handmade thread-matched screws for a 19th century clock case
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