Seiko Cal. 6664 - 790

This Automatic model from 1985 features a 41mm PVD Black case. Powered by the 6664 caliber with 24j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-7847cf49d573]

Also known as: Bullhead, Silverwave

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

14.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

24j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1985

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