Seiko Cal. 6671 - 178

The 6671-178 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6671 caliber with 28j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-681a0786e39a]

Also known as: Rally

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

12.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Black

Jewels

28j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1977

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