Seiko Cal. 3860 - 189

The Seiko 3860-189 represents an important milestone in Seiko's 1971 lineup. With its 18mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-304327a0071d]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

36mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

23j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1971

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