Seiko Cal. 5666 - 164

The Seiko 5666-164 represents an important milestone in Seiko's 1980 lineup. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-193d9a52883c]

Also known as: Goldfeather, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1980

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