Seiko Cal. 3891 - 823

The Seiko 3891-823 represents an important milestone in Seiko's 1993 lineup. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-9ae47da6a1de]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

37mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

White

Jewels

23j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1993

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