Seiko Cal. 6144 - 231

This Hand-Winding model from 1989 features a 37mm PVD Black case. With its 21mm lug width and 9.0mm profile, it sits comfortably on most wrists. [seikata-wm-27f6ee53d126]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Black

Jewels

28j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1989

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