Seiko Cal. 7133 - 794

This Spring Drive model from 1977 features a 38mm Hardlex-Coated Steel case. The Inner Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-cfa2a3b64891]

Also known as: UFO, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1977

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