Seiko Cal. 5651 - 408

The Seiko 5651-408 represents an important milestone in Seiko's 1971 lineup. With its 21mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-dd3ddcc3d626]

Also known as: Helmet, Navigator

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

10.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1971

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