Seiko Cal. 5681 - 840

This Hand-Winding model from 1979 features a 34mm Titanium case. It features a Burgundy dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-03e40243e945]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

33j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1979

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