Seiko Cal. 5643 - 167

The 5643-167 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5643 caliber with 26j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-d094c54eaa53]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Cream

Jewels

26j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1979

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