Seiko Cal. 5637 - 612

The Seiko 5637-612 represents an important milestone in Seiko's 1981 lineup. The Coin-Edge bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-1322d793bf72]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Silver

Jewels

26j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1981

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