Seiko Cal. 4541 - 897

This Automatic model from 1969 features a 37mm Hardlex-Coated Steel case. It features a Black dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-f2b92a23b6f2]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

Black

Jewels

19j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1969

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