Seiko Cal. 5629 - 840

This Hand-Winding model from 1981 features a 45mm Titanium case. It features a Burgundy dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-dce11807ec00]

Also known as: Tuna, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

Burgundy

Jewels

28j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1981

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