Seiko Cal. 3890 - 991

The Seiko 3890-991 represents an important milestone in Seiko's 1991 lineup. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-c641895b63eb]

Also known as: Shogun

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

40mm

Case Thickness

14.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Black

Jewels

35j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1991

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