Seiko Cal. 4437 - 789

The Seiko 4437-789 represents an important milestone in Seiko's 1979 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-5e49f26d4296]

Also known as: Samurai, Tuna

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1979

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