Seiko Cal. 5688 - 568

This Spring Drive model from 1976 features a 34mm Gold-Plated case. It features a Green dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-f48b009b0f80]

Also known as: Helmet, Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1976

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