Seiko Cal. 4437 - 593

The Seiko 4437-593 represents an important milestone in Seiko's 1980 lineup. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-df50e65dc3a6]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

80m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1980

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