Seiko Cal. 7142 - 578

The Seiko 7142-578 represents an important milestone in Seiko's 1975 lineup. With its 18mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-76794c5618a1]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1975

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