Seiko Cal. 5630 - 281

This Spring Drive model from 1989 features a 38mm Two-Tone case. The Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-ded723f62720]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Green

Jewels

17j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1989

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