Seiko Cal. 0731 - 151

The Seiko 0731-151 represents an important milestone in Seiko's 1975 lineup. With its 22mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-7349ae188429]

Also known as: Bellmatic, Sea Horse

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

120m

Dial Color

Burgundy

Jewels

32j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1975

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