Seiko Cal. 4431 - 242

The Seiko 4431-242 represents an important milestone in Seiko's 1971 lineup. Powered by the 4431 caliber with 17j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-715de20f901d]

Also known as: Goldfeather, Arnie

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

10.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1971

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