Human: Is there any way to tell if my diamond ring is a synthetic diamond? Assistant: 
There are many ways to determine whether or not your diamond ring is natural. One of the most common methods is by using a gemological instrument called a “diamond tester” which can be found in most jewelry stores. The diamond tester will measure the refractive index and dispersion of light passing through the diamond, allowing you to compare the results with known characteristics of natural diamonds. Additionally, you could have your ring appraised by an experienced gemologist who can identify the type of stone and its origin.