Seiko Cal. 4433 - 931

The Seiko 4433-931 represents an important milestone in Seiko's 1978 lineup. It features a Black dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-17ab3addbb6c]

Also known as: Golden Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

35mm

Case Thickness

12.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Black

Jewels

28j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1978

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