• This series is one of Seiko’s high-end and extremely rare Class-1970 quartz watches, not a standard or mass-market model.
• It was designed and produced starting in 1974, and at the time of release it was one of Seiko’s most expensive watches.
• The Caliber 3883 quartz movement was considered among the best of its era, offering outstanding accuracy in some versions reaching close to ±1 second per month.
Technical Data :
Brand: Seiko Superior
Estimated year of production: 1974-1979
Gender: man,
Movement: quartz - caliber 3883
Case: Stainless steel - Gold plated
Case back: Stainless steel
Case without crown: 37 mm
Case with crown: 38 mm
Lug to lug: 41.5 mm
Thickness (Crystal included): 11.8 mm
Lug width: 18 mm
Bracelet: non-original -
Buckle: original
Crown: original
Crystal: Hardlex /mineral (condition: 10/10)
Waterproof: not tested
Box: no
Paper: no
Document: only watch
Watch working without any problem
You can change the day-date / date by crown ( first step )
you can change the Time by crown ( second step )
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