Seiko Cal. 4439 - 837

The Seiko 4439-837 represents an important milestone in Seiko's 1968 lineup. With its 22mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-349447705e87]

Also known as: Rally, Crown

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1968

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