Seiko Cal. 6664 - 979

The 6664-979 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6664 caliber with 36j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-a246d4d4c792]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

36j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1971

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