Seiko Cal. 5285 - 670

The Seiko 5285-670 represents an important milestone in Seiko's 1979 lineup. Powered by the 5285 caliber with 29j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-c7422ad6e4dc]

Also known as: UFO, Sportsmatic

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

36mm

Case Thickness

13.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1979

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