Seiko Caliber 5246A 25J Parts List
Complete parts list and material specifications for the Seiko caliber 5246A 25-jewel automatic movement. Provides precise component identification with part numbers covering the barrel, train wheels, escape wheel, balance assembly, and all associated internal components. Technical specifications include case diameter 25.60mm, maximum height 7.95mm, 28,800 vibrations per hour, automatic winding with manual override and sweep seconds hand, date and calendar functions. Dedicated sections address setting lever variants, date finger configurations, date dial positioning, and holding ring specifications tailored to different case types. Essential reference for watchmakers, repair technicians, and movement specialists performing service, maintenance, or restoration work on this durable mid-range automatic caliber.
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Document Details
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- Watchmaking