Seiko Cal. 6391 - 156

This Spring Drive model from 1971 features a 34mm Titanium case. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-b45375afba92]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

12.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Champagne

Jewels

36j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1971

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