Seiko Cal. 6635 - 262

The Seiko 6635-262 represents an important milestone in Seiko's 1977 lineup. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-25910c7437a1]

Also known as: UFO, Sportsmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

43mm

Case Thickness

14.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1977

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