Seiko Cal. 6688 - 490

This Spring Drive model from 1979 features a 36mm Titanium case. Powered by the 6688 caliber with 20j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-4c24bfc69a54]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Green

Jewels

20j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1979

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