Seiko Cal. 5230 - 333

This Spring Drive model from 1987 features a 37mm PVD Black case. With its 19mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-3d15f16265ac]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

12.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1987

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