Seiko Cal. 4443 - 576

This Solar model from 1979 features a 40mm Two-Tone case. With its 21mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-1bae86982864]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1979

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