Seiko Cal. 4487 - 104

This Automatic model from 1989 features a 44mm Titanium case. It features a Navy dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-50e150c2b582]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

26j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1989

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