Seiko Cal. 6398 - 574

This Spring Drive model from 1970 features a 40mm Titanium case. It features a Silver dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-bc8c103703fd]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

10.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Silver

Jewels

27j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1970

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