Seiko Cal. 7056 - 657

The Seiko 7056-657 represents an important milestone in Seiko's 1979 lineup. With its 21mm lug width and 15.3mm profile, it sits comfortably on most wrists. [seikata-wm-648952ce72f6]

Also known as: Monster, Silverwave

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Green

Jewels

23j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1979

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