Seiko Cal. 7166 - 431

The 7166-431 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-9c74649c738e]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Black

Jewels

29j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1980

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