Seiko Cal. 3859 - 631

The Seiko 3859-631 represents an important milestone in Seiko's 1989 lineup. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-b0c19df7b02d]

Also known as: Samurai

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Cream

Jewels

28j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1989

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