Seiko Cal. 5687 - 637

This Hand-Winding model from 1984 features a 44mm Stainless Steel case. With its 22mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-f12200147e5a]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

13.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

27j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1984

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