Seiko Cal. 6187 - 658

This Hand-Winding model from 1979 features a 35mm PVD Black case. With its 19mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-37fba9b05c7d]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

32j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1979

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