Seiko Cal. 6678 - 891

The 6678-891 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6678 caliber with 28j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-eeb0461b5a8b]

Also known as: Shogun, Bullhead

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1986

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