Seiko Cal. 7191 - 946

This Spring Drive model from 1977 features a 35mm PVD Black case. Powered by the 7191 caliber with 21j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-6c419ee8c6bd]

Also known as: Rally, World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1977

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