Seiko Cal. 6187 - 769

The Seiko 6187-769 represents an important milestone in Seiko's 1971 lineup. With its 20mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-4155f340156a]

Also known as: Bullhead, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1971

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