Seiko Cal. 7020 - 781

Released in 1981, the Cal. 7020 with design code 781 was part of Seiko's domestic market collection. With its 21mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-96b137cb7fa6]

Also known as: Monster, Arnie

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

130m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1981

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