Seiko Cal. 6648 - 899

This Automatic model from 1976 features a 34mm Hardlex-Coated Steel case. It features a Green dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-0d1e54e35524]

Also known as: Tuna, Helmet

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

11.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

120m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1976

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