Seiko Cal. 4448 - 328

The Seiko 4448-328 represents an important milestone in Seiko's 1965 lineup. With its 20mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-d98567e0eaff]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Cream

Jewels

32j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1965

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