Seiko Cal. 4439 - 451

The Seiko 4439-451 represents an important milestone in Seiko's 1976 lineup. With its 18mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-69afcc6c3937]

Also known as: Shogun, Bellmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

42mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

110m

Dial Color

Green

Jewels

22j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1976

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