Seiko Cal. 6371 - 699

This Hand-Winding model from 1974 features a 38mm Two-Tone case. With its 18mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-e1ae83970335]

Also known as: Sumo, Navigator

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

120m

Dial Color

White

Jewels

36j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1974

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