Seiko Cal. 6390 - 313

The Seiko 6390-313 represents an important milestone in Seiko's 1977 lineup. With its 19mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-89c49fb19a77]

Also known as: Arnie

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

38mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

24j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1977

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