Seiko Cal. 4452 - 728

The Seiko 4452-728 represents an important milestone in Seiko's 1980 lineup. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-92aee93fbd68]

Also known as: Silverwave, World Timer

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

23j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1980

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