Vintage Yellow and Black Bakelite Bangle Bracelets 4 pieces in Lot

This is for 1 yellow and 3 black Bakelite bangles. All of the bangles are 4mm thick x 6mm wide. All bracelets measure 2-1/2 inches in diameter. 7-1/4th inch bracelet circumference. The yellow Bakelite tested positive with Simichrome. The black bangles really don't test with Simichrome but hot water or rubbing it you will get a certain smell that test positive for Bakelite. No designer hallmarks. Year: about 1940's. Very good vintage condition with minor scratches due to age. L-yzu.oo xo.sv