Seiko Cal. 4431 - 402

This Solar model from 1966 features a 43mm Two-Tone case. The Inner Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-64652ee164fe]

Also known as: Pogue, Bellmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

43mm

Case Thickness

11.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Green

Jewels

25j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1966

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