Seiko Cal. 4445 - 729

The Seiko 4445-729 represents an important milestone in Seiko's 1980 lineup. The Bidirectional bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-ffbfc95fa964]

Also known as: Silverwave, Sportsmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

42mm

Case Thickness

15.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Champagne

Jewels

26j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1980

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