Seiko Cal. 6390 - 339

The Seiko 6390-339 represents an important milestone in Seiko's 1971 lineup. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-eed181fbebd9]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1971

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