Seiko Cal. 6391 - 517

This Spring Drive model from 1970 features a 35mm Hardlex-Coated Steel case. It features a Champagne dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-7615af2c5635]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Champagne

Jewels

26j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1970

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