Seiko Cal. 5666 - 607

This Spring Drive model from 1982 features a 44mm Hardlex-Coated Steel case. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-191bc6e0737a]

Also known as: Silverwave, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1982

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