Seiko Cal. 4443 - 531

This Quartz model from 1968 features a 40mm Two-Tone case. With its 19mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-1cc887372f54]

Also known as: Turtle, Emperor

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1968

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