Seiko Cal. 6369 - 581

The Seiko 6369-581 represents an important milestone in Seiko's 1980 lineup. With its 20mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-cf9527fe5b64]

Also known as: Bullhead, World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1980

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