Seiko Cal. 7133 - 778

This Quartz model from 1972 features a 41mm PVD Black case. Powered by the 7133 caliber with 23j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-66ebf5f4356a]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Cream

Jewels

23j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1972

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