Seiko Cal. 7133 - 223

Released in 1971, the Cal. 7133 with design code 223 was part of Seiko's domestic market collection. With its 21mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-3658302ce5ef]

Also known as: Sumo, Bullhead

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

35j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1971

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