Seiko Cal. 6399 - 496

The Seiko 6399-496 represents an important milestone in Seiko's 1989 lineup. Powered by the 6399 caliber with 21j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-807fda994a7e]

Also known as: Helmet, Navigator

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1989

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