Seiko Cal. 5255 - 278

This Spring Drive model from 1984 features a 35mm Stainless Steel case. The Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-50f2c3d2340d]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

11.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Burgundy

Jewels

22j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1984

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