Seiko Cal. 6399 - 680

The Seiko 6399-680 represents an important milestone in Seiko's 1996 lineup. The Fixed bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-dd7081ebe796]

Also known as: Sumo, Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1996

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