Seiko Cal. 4437 - 161

This Solar model from 1981 features a 39mm Hardlex-Coated Steel case. Powered by the 4437 caliber with 17j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-8a065d1a81ee]

Also known as: Goldfeather

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Champagne

Jewels

17j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1981

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