Seiko Cal. 7166 - 350

The 7166-350 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7166 caliber with 22j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-82fa79953260]

Also known as: Bullhead, World Timer

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

22j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1989

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