Seiko Cal. 5666 - 838

The Seiko 5666-838 represents an important milestone in Seiko's 1972 lineup. With its 19mm lug width and 14.0mm profile, it sits comfortably on most wrists. [seikata-wm-cd27dd6435db]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1972

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