Seiko Cal. 7028 - 668

The 7028-668 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 7028 caliber with 24j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-982aa5f92d43]

Also known as: Tuna, Sea Horse

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

36mm

Case Thickness

12.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

24j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1979

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