Seiko Cal. 6664 - 791

The Seiko 6664-791 represents an important milestone in Seiko's 1984 lineup. Powered by the 6664 caliber with 36j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-a6ebe74999cf]

Also known as: UFO, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

36j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1984

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