Seiko Cal. 6690 - 890

This Quartz model from 1982 features a 35mm Titanium case. Powered by the 6690 caliber with 19j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-f849fb66b407]

Also known as: Sumo, Navigator

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

35mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Cream

Jewels

19j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1982

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