Seiko Cal. 3860 - 747

The Seiko 3860-747 represents an important milestone in Seiko's 1974 lineup. The Bidirectional bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-cf8102ef190c]

Also known as: Bullhead, UFO

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

38mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1974

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