Seiko Cal. 6397 - 147

This Automatic model from 1991 features a 36mm Hardlex-Coated Steel case. It features a Silver dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-f3c0b286e261]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Silver

Jewels

23j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1991

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