Seiko Cal. 6368 - 428

This Quartz model from 1976 features a 36mm PVD Black case. It features a Green dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-7427decd0d98]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Green

Jewels

36j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1976

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