Seiko Cal. 6397 - 668

This Quartz model from 1972 features a 42mm PVD Black case. Powered by the 6397 caliber with 18j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-27ee4135197b]

Also known as: Pogue, Rally

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

White

Jewels

18j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1972

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