Seiko Cal. 4448 - 856

The Seiko 4448-856 represents an important milestone in Seiko's 1980 lineup. With its 19mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-0a514289ea82]

Also known as: UFO, Navigator

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Cream

Jewels

34j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1980

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