Seiko Cal. 5666 - 221

This Spring Drive model from 1980 features a 38mm Hardlex-Coated Steel case. With its 22mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-438287aa2ece]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1980

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