Seiko Cal. 4477 - 735

This Spring Drive model from 1975 features a 41mm Stainless Steel case. With its 19mm lug width and 12.0mm profile, it sits comfortably on most wrists. [seikata-wm-0b92793ab300]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

28j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1975

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