Seiko Cal. 6680 - 403

The Seiko 6680-403 represents an important milestone in Seiko's 1985 lineup. Powered by the 6680 caliber with 22j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-089765d58d7d]

Also known as: Tuna, UFO

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

42mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1985

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