Seiko Cal. 5687 - 808

This Spring Drive model from 1981 features a 45mm Two-Tone case. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-8ff9919ce1cf]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Silver

Jewels

31j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1981

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