Seiko Cal. 7027 - 339

Released in 1973, the Cal. 7027 with design code 339 was part of Seiko's domestic market collection. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-5efd7dee2450]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

43mm

Case Thickness

13.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

White

Jewels

22j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1973

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