Seiko Cal. 7089 - 790

The 7089-790 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7089 caliber with 23j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-6673e1ba94d6]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

Burgundy

Jewels

23j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1979

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