Seiko Cal. 4437 - 229

This Kinetic model from 1976 features a 37mm Two-Tone case. Powered by the 4437 caliber with 22j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-e81f37cde944]

Also known as: Shogun, Emperor

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Silver

Jewels

22j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1976

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