Seiko Cal. 6398 - 974

The Seiko 6398-974 represents an important milestone in Seiko's 1974 lineup. It features a Green dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-65615cedd7ca]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

36mm

Case Thickness

14.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Green

Jewels

27j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1974

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