Seiko Cal. 3897 - 299

This Spring Drive model from 1991 features a 42mm Titanium case. The Coin-Edge bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-bcea3bc9d886]

Also known as: Sumo, Bullhead

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

White

Jewels

31j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1991

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