Method for working nickel-base alloy
 An hard ornamental alloy can be obtained by subjecting a nickel-base alloy to cold working, warm working or both workings at a working reduction of 35% or above and then subjecting it to hot working at 800.degree. to 1000.degree. C. and at a strain rate of from 10.sup.-5 S.sup.-1 to 10.degree.S.sup.-1. 
Seiko Instruments Inc.
C Y C
C22C Y10S C22F
inventional additional inventional
Kenzo Isao Shunji
Kato Kuboki Watanabe