Seiko Cal. 6390 - 304

This Kinetic model from 1978 features a 42mm Hardlex-Coated Steel case. It features a White dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-2fa96948d12e]

Also known as: Arnie, Flighty

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

White

Jewels

17j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1978

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