5mm*7mm natural treated black opal loose gemstone for jewelry making wholesale dyed black opal gemstone cj191205, Silver

gemstone name: natural opal gemstone size: 5mm * 7mm gemstone weight: 0.4ct gemstone grade or color: gemstone origin: australia gemstone treatment: yes gemstone cut: oval cut customized: yes note: beacuse every piece opal's color is different, if you want specific color, please tell us in advance. colife jewelry guarantee the gemstone is natural gemstone and the metal is solid 925 silver. if you receive fake jewelry from us, we will give you 10 times payment back. we can provide gi...