Crystal StoneCrystal stones Type : sew-on stone (with hole ) , non hole , Flat Back beads?foiled BackAvailable shapes : round , oval , pear , square , heart , triangle , marquise (navette ), baguette , octagon , hexagon, rectangleRound : 1mm , 1.25mm , 1.5mm , 1.75mm, 2mm, 3mm, 4mm, 5mm ……...