Seiko Cal. 4476 - 917

This Spring Drive model from 1976 features a 41mm Stainless Steel case. With its 21mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-0bd8fd0c48d4]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1976

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