Seiko Cal. 6331 - 172

This Kinetic model from 1979 features a 44mm PVD Black case. Powered by the 6331 caliber with 29j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-347b88f78195]

Also known as: Rally, Sportsmatic

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

44mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

29j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1979

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