Seiko Cal. 5637 - 176

This Hand-Winding model from 1975 features a 37mm Two-Tone case. With its 22mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-f7ff4f2d7ab4]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

190m

Dial Color

Champagne

Jewels

33j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1975

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