Seiko Cal. 4443 - 859

The Seiko 4443-859 represents an important milestone in Seiko's 1980 lineup. It features a Black dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-6cc3cb1b05bd]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Black

Jewels

32j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1980

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