Seiko Cal. 6390 - 423

This Automatic model from 1973 features a 46mm Hardlex-Coated Steel case. It features a White dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-efa7743318d7]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

White

Jewels

33j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1973

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