Seiko Cal. 6166 - 771

The Seiko 6166-771 represents an important milestone in Seiko's 1971 lineup. With its 20mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-3a9bb93d1efa]

Also known as: Samurai, Crown

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Cream

Jewels

31j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1971

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