Seiko Cal. 3891 - 805

The Seiko 3891-805 represents an important milestone in Seiko's 1981 lineup. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-66233db8af3e]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1981

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