Seiko Cal. 3818 - 926

This Automatic model from 1976 features a 39mm Hardlex-Coated Steel case. It features a White dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-328dca2e32f4]

Also known as: Helmet, Navigator

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

White

Jewels

30j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1976

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