Seiko Cal. 6187 - 690

This Spring Drive model from 1972 features a 41mm PVD Black case. With its 18mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-5e45aecbf840]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

170m

Dial Color

Champagne

Jewels

28j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1972

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