You can often spot filled diamonds with a 10 power loupe, but using a binocular microscope is easier.In most states, it is against the law to sell you a treated diamond without first telling you.

• 你可以通过十倍小型珠宝放大镜辨别此类加工过的钻石，如果使用双目显微镜会更加容易辨别。