Seiko Cal. 5666 - 405

The Seiko 5666-405 represents an important milestone in Seiko's 1980 lineup. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-d3286badb1cd]

Also known as: Panda, Goldfeather

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1980

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