Seiko Cal. 5281 - 731

The Seiko 5281-731 represents an important milestone in Seiko's 1968 lineup. It features a Black dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-dccf60128416]

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

36mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1968

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