Seiko Cal. 5251 - 309

The Seiko 5251-309 represents an important milestone in Seiko's 1965 lineup. With its 19mm lug width and 9.0mm profile, it sits comfortably on most wrists. [seikata-wm-465c1a5e8308]

Also known as: Helmet, Sea Horse

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

37mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Cream

Jewels

31j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1965

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