... 6*19+7FC ,19*7+IWS,8*19+FC,8*19+IWS,6*19+IWR,6*19S+FC,6*19S+IWR,6*37+FC,6*37+IWS,6 ... *24+7FC,6 ... *15+7FC,6*12+7FC,8*19S+FC ... brown or according to customer requirements with computer color matching.6.Application: necklace , bracelet , crystal bead , crystal lamp etc ...