Seiko Cal. 3881 - 658

The Seiko 3881-658 represents an important milestone in Seiko's 1986 lineup. With its 20mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-28149ea013c0]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

15.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Silver

Jewels

25j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1986

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