Seiko Cal. 7166 - 966

The Seiko 7166-966 represents an important milestone in Seiko's 1971 lineup. With its 21mm lug width and 9.7mm profile, it sits comfortably on most wrists. [seikata-wm-1786e592507f]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

90m

Dial Color

White

Jewels

30j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1971

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