Seiko Cal. 6647 - 843

This Quartz model from 1972 features a 43mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-9c140a19267c]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Burgundy

Jewels

25j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1972

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