Seiko Cal. 6397 - 170

This Solar model from 1971 features a 42mm Stainless Steel case. Powered by the 6397 caliber with 30j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-5ccda8a643a3]

Also known as: Bullhead, Flighty

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

14.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Navy

Jewels

30j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1971

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