Seiko Cal. 5657 - 865

This Automatic model from 1982 features a 36mm Titanium case. It features a Silver dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-780d220e4a25]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

8.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Silver

Jewels

27j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1982

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