Seiko Cal. 4443 - 557

The Seiko 4443-557 represents an important milestone in Seiko's 1967 lineup. With its 20mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-875cb7633db9]

Also known as: Turtle, Sportsmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Burgundy

Jewels

20j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1967

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