Seiko Cal. 4437 - 404

The Seiko 4437-404 represents an important milestone in Seiko's 1974 lineup. Powered by the 4437 caliber with 29j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-cbcf849dc621]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

9.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Silver

Jewels

29j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1974

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