Seiko Cal. 5679 - 640

The Seiko 5679-640 represents an important milestone in Seiko's 1991 lineup. With its 19mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-eabe1c130fc8]

Also known as: Pogue, Crown

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

37mm

Case Thickness

8.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1991

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