Seiko Cal. 4431 - 377

This Solar model from 1978 features a 38mm Hardlex-Coated Steel case. The Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-bb2aef5a0bc7]

Also known as: Goldfeather, Arnie

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

23j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1978

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