Seiko Cal. 5689 - 251

The Seiko 5689-251 represents an important milestone in Seiko's 1974 lineup. With its 18mm lug width and 10.8mm profile, it sits comfortably on most wrists. [seikata-wm-9c463d8e2ad8]

Also known as: Bellmatic

Specifications

Movement

Solar

Case Material

Titanium

Case Width

43mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

17j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1974

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