Seiko Cal. 6670 - 967

This Spring Drive model from 1985 features a 36mm PVD Black case. Powered by the 6670 caliber with 34j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-07b289e1bd77]

Also known as: Monster, Sumo

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1985

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