Seiko Cal. 6166 - 754

The 6166-754 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6166 caliber with 21j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-ccb802f95b02]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

White

Jewels

21j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1970

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