Seiko Cal. 6134 - 633

This Spring Drive model from 1981 features a 38mm PVD Black case. With its 22mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-453db5324ea4]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Black

Jewels

27j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1981

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