Seiko Cal. 4554 - 331

This Spring Drive model from 1986 features a 39mm Titanium case. With its 20mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-68fae6885bdd]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1986

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