Where can i find rayban clubmasters with silver on the bottom?

my grandpa has some and he died before was born. i found out that he had some ray ban clubmasters that were black with silver on the bottom. my grandma has them now. but i feel that it would be very sentimantal if i found some for me and my uncle who really want some. they can be real or fake as long as they look just like the real thing. if you can help me with this i will be so happy and so will my family you wont eve know! THANK YOU SO MUCH!!