Seiko Cal. 7020 - 903

The Seiko 7020-903 represents an important milestone in Seiko's 1971 lineup. Powered by the 7020 caliber with 25j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-adbc35bbab4e]

Also known as: Helmet, UFO

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

12.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1971

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