Seiko Cal. 0771 - 877

This Spring Drive model from 1979 features a 44mm Stainless Steel case. With its 19mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-5bc3db0a7278]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Black

Jewels

32j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1979

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