Seiko Cal. 4437 - 586

The Seiko 4437-586 represents an important milestone in Seiko's 1981 lineup. Powered by the 4437 caliber with 27j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-52b8e0977e86]

Also known as: UFO

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

Cream

Jewels

27j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1981

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