clear glass cabochon,flat base with domed top round,drop,rectangles,heart,square,oval shapes custom sizes,custom shapes clear glass cabochon, round glass cabochon ... cabochons,we have two choice.One is flat base with domed top,the other is with two flat sides. Following are ... sizes we have,we can also produce custom sizes.round glass cabochon:8,10,12,14,15,16,18,20,25 ...