Seiko Cal. 7020 - 331

The Seiko 7020-331 represents an important milestone in Seiko's 1989 lineup. Powered by the 7020 caliber with 26j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-eed20f6a7c44]

Also known as: Shogun

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1989

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