Seiko Cal. 5681 - 234

The Seiko 5681-234 represents an important milestone in Seiko's 1973 lineup. It features a Black dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-ed4c66d11a09]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1973

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