Seiko Cal. 4438 - 579

This Automatic model from 1988 features a 37mm Stainless Steel case. It features a White dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-4565a2a58e67]

Also known as: Helmet, Arnie

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

White

Jewels

31j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1988

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