Seiko Cal. 4448 - 899

The Seiko 4448-899 represents an important milestone in Seiko's 1990 lineup. With its 19mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-c7e614b31d12]

Also known as: Helmet, Silverwave

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Silver

Jewels

24j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1990

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