Seiko Cal. 5278 - 331

This Solar model from 1973 features a 34mm Titanium case. It features a Green dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-63b8737bf3d4]

Also known as: Sea Horse

Specifications

Movement

Solar

Case Material

Titanium

Case Width

34mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1973

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