Seiko Cal. 7178 - 779

Released in 1971, the Cal. 7178 with design code 779 was part of Seiko's domestic market collection. With its 22mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-73f88dc800ff]

Also known as: Sumo, UFO

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

9.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1971

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