Seiko Cal. 5681 - 780

The Seiko 5681-780 represents an important milestone in Seiko's 1988 lineup. It features a Silver dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-a2737a978959]

Also known as: Sumo, Shogun

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

41mm

Case Thickness

12.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1988

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