Seiko Cal. 3891 - 105

The Seiko 3891-105 represents an important milestone in Seiko's 1986 lineup. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-d4aa5fed8aa7]

Also known as: Crown, Arnie

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Green

Jewels

31j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1986

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