Seiko Cal. 6390 - 966

The 6390-966 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6390 caliber with 17j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-45723dd93eac]

Also known as: Flighty

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

38mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1975

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