Simple watch movements to learn on

 The simplest and best watch movement to learn on is a basic, hand-wound (manual-wind) mechanical movement like the Seagull ST3600 or a vintage pocket watch movement. [1, 2]

Why Choose a Hand-Wound Movement?

Fewer components: Manual-wind movements lack the extra gears, springs, and oscillating weight (rotor) found in automatic watches, reducing the chance of confusion or lost pieces. [1, 2]
Larger parts: Pocket watch movements or clone movements have bigger screws, bridges, and gear wheels that are much easier to handle with standard tweezers and screwdrivers. [1, 2, 3]
Clear mechanics: Without an automatic winding bridge blocking your view, you can easily see how the mainspring, gear train, and escapement interact. [1, 2]

Top Recommendations for Beginners

Seagull ST3600: This is an affordable, modern, Chinese-made clone of the classic Swiss ETA/Unitas 6497 movement. The ETA 6498 is also great. The feature a large open designs that are widely used in Rotate Watches learning kits and guides. [1, 2]
Vintage Pocket Watch Movements: Unbranded or broken Swiss/American pocket watch movements from the mid-20th century can be bought very cheaply on online marketplaces. Their large components are forgiving for fingers and beginner tools. [1, 2]
Seiko 7S26 (Next Step): Once you master a manual-wind watch, a robust automatic workhorse like the Seiko 7S26 is a great intermediate step to learn how automatic-winding mechanisms and day-date wheels operate. [1]

Watch this helpful video to learn how to properly handle mechanical watch movements without damaging sensitive parts like the balance wheel

https://www.youtube.com/watch?v=W36S8_u5KLY

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Essential Tips for Beginners

Buy multiples: Expect to break a tiny spring or lose a screw when starting out. Purchasing four or five cheap practice movements gives you a ready supply of spare parts. [1]
Avoid rivets: Stick to movements held together by traditional screws so you can easily disassemble and reassemble the bridges. [1]
Skip complex complications: Stay away from chronographs, perpetual calendars, or automatic movements with date quicksets for your very first project


the basic parts:      https://youtu.be/F-03G-Bmj00?si=_5qzzJKfI-n76f-S