Seiko Cal. 0721 - 619

The Seiko 0721-619 represents an important milestone in Seiko's 1976 lineup. With its 18mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-a3c15fd3f423]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1976

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