Seiko Cal. 5694 - 635

The Seiko 5694-635 represents an important milestone in Seiko's 1980 lineup. The Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-e3eaf726659f]

Also known as: Sumo, Bullhead

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Champagne

Jewels

18j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1980

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