Seiko Cal. 7089 - 438

The 7089-438 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7089 caliber with 26j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-da7cc405d0ea]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1974

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