Seiko Cal. 4439 - 751

The Seiko 4439-751 represents an important milestone in Seiko's 1975 lineup. With its 22mm lug width and 12.5mm profile, it sits comfortably on most wrists. [seikata-wm-9a26ed0cf049]

Also known as: Sea Horse, Arnie

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

36mm

Case Thickness

12.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Navy

Jewels

22j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1975

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