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  Movement Type: Quartz (Japanese assembled)


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  Diameter: 10 1/2 Ligne (23.3 mm)


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  Thickness: 3.45 mm


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  Height (from bottom of movement to top of minute pinion): 5.0 mm


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  Battery: Requires watch cell 377


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  Jewels: None (0 jewels)


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  Movement Marking: Not specified


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  Assembly: Japanese assembled

Features:

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  Date Pinion: Positioned at 3:00, distance from center post to date pinion is approximately 7.0 mm


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  Small Second Pinion: Positioned at 6:00, distance from center post to small second pinion is approximately 7.5 mm


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  Day Pinion: Positioned at 9:00, distance from center post to day pinion is approximately 9.0 mm


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  Required Hands:
  
  
  
  • 
    Hour Hand: 1.20 mm
  
  
  • 
    Minute Hand: 0.70 mm
  
  
  • 
    Small Second Hand: 0.20 mm
  
  
  
  

Stem Details:

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  Supplied Stem: 351-177, Tap 10


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  Optional Stem (sold separately): 351-892, Tap 11

This Hattori Quartz Watch Movement features multiple functions, including day, date, and small second pinions, with specified distances from the center post to the corresponding pinions for accurate placement. It is Japanese assembled and powered by a watch cell 377. The movement is jewel-free, offering a clean, simple design for straightforward timekeeping. The supplied stem is 351-177 (Tap 10), with an optional stem (351-892, Tap 11) available for separate purchase.