Seiko Cal. 6237 - 639

This Spring Drive model from 1985 features a 46mm PVD Black case. With its 20mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-447cd36f4fe9]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1985

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