Seiko Cal. 4437 - 813

The Seiko 4437-813 represents an important milestone in Seiko's 1992 lineup. The Fixed bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-420798d3c073]

Also known as: UFO, Navigator

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1992

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