Seiko Cal. 6390 - 705

The Seiko 6390-705 represents an important milestone in Seiko's 1985 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-b5b456139c2a]

Also known as: Samurai, Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1985

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