Seiko Cal. 7090 - 426

The 7090-426 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7090 caliber with 18j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-ee1cc779b307]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Silver

Jewels

18j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1977

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