Seiko Cal. 3870 - 334

The Seiko 3870-334 represents an important milestone in Seiko's 1983 lineup. With its 20mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-e0c4d3d3d474]

Also known as: Monster, UFO

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Burgundy

Jewels

31j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1983

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