Seiko Cal. 4438 - 931

This Spring Drive model from 1994 features a 38mm Titanium case. It features a White dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-739de469334f]

Also known as: Helmet, UFO

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1994

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