1.51 ct D VS1 Round Cut Precision Lab Grown Diamond

Cut refers to Cut Quality, the most important aspect of diamond beauty. It is a measure of craftsmanship that involves the proportions, facet placement and finish of the diamond. For more details see our page on AGS Cut Grading.

The aspect of finish related to the quality of facet flatness and luster. Each facet should be polished to a mirror finish.

Also known as ‘meet point’ symmetry, describes the degree to which contiguous facets meet precisely at the proper places all around the diamond.

Some diamonds react to strong ultraviolet light waves by emitting light, usually blue, in a process known as photoluminescence. More information can be found on our fluorescence page.

The ability or inability to see inclusions in a diamond with the naked eye. Our definition of eye-clean: No inclusions visible to the naked eye of a person with 20/20 vision when viewing the diamond in the face-up position at a distance of approximately 10 inches under normal overhead lighting. Distance, lighting and human vision all influence this judgment.

The very bottom of the pavilion side of a brilliant style diamond. It is usually pointed, but can have a flat facet placed on it that can range from very small to large.