Education - How to buy a diamond. The 4 C's

Learn how to buy a diamond and the 4 C's using GIA standards, the most trusted gem lab in the world.
Mizrahi Diamonds carries a large selection of GIA certified diamonds. Shop for loose diamonds here.
Diamond is the only gem made of a single element: It is typically about 99.95 percent carbon. The other 0.05 percent can include one or more trace elements, which are atoms that aren’t part of the diamond’s essential chemistry. Some trace elements can influence its color or crystal shape.