Seiko Cal. 7055 - 975

Released in 1965, the Cal. 7055 with design code 975 was part of Seiko's domestic market collection. With its 21mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-20df1959ebb9]

Also known as: Sumo, Bullhead

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

11.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1965

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