Seiko Cal. 0720 - 739

The Seiko 0720-739 represents an important milestone in Seiko's 1970 lineup. With its 19mm lug width and 12.9mm profile, it sits comfortably on most wrists. [seikata-wm-4ccdac2b539e]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

12.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1970

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