Seiko Cal. 0731 - 400

This Kinetic model from 1997 features a 35mm Hardlex-Coated Steel case. With its 19mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-df5ed86ef662]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

8.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Green

Jewels

34j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1997

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