Seiko Cal. 6390 - 739

This Spring Drive model from 1965 features a 34mm Stainless Steel case. With its 18mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-012b559fce6d]

Also known as: Samurai, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1965

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