Diamonds

The Koh-i-Noor diamond is one of the largest cut diamonds in the world, weighing 105.6ct. Koh-i-Noor means “Mountain of Light” from Persian, and it was said that it originated...

The Stone The Hope Diamond is an antique cushion cut blue diamond with a weight of 45.52 carat. Before this name came into being, it was also known as...

Abstract: All diamonds are created equal, but some are more equal. What makes them First Among Equals would be those cut diamonds which are certified by GIA (Gemological Institute of America) with a GIA...

Abstract: In the jewelry trade, a cut diamond refers to a gem quality diamond which is used as jewelry. A diamond’s cut refers to its shape, while a diamond’s cut grade refers to...

Diamond is perhaps one of the easiest stone to identify.  There are many physical properties of diamonds that are unique by itself and these characteristics are not found in other colored stones.

In 1919 a young Russian mathematician, Marcel Tolkowsky, wrote a Master thesis, Diamond Design, on the proportions for Round Brilliant Cut diamond.  He systematically analyzed the optics of a diamond and estimated the best proportions for cutting round brilliant...

Abstract: When you buy a GIA (Gemological Institute of America) certified diamond, you are assured of the quality as stated in the GIA Diamond Report or Dossier on the Cut Grade.  However, when...

Abstract:  To evaluate the quality of a loose cut diamond, the 4 Cs of Diamonds are: Carat WeightColor GradeClarity GradeCut Grade The...

Abstract: To those with some knowledge of cut diamonds, the measure of an excellent cut diamond is in the grading of the 4 Cs, as in Color, Clarity, Cut & Carat....