Seiko Cal. 6187 - 642

This Hand-Winding model from 1969 features a 41mm Stainless Steel case. With its 19mm lug width and 13.8mm profile, it sits comfortably on most wrists. [seikata-wm-06e5abb083df]

Also known as: World Timer, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

70m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1969

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