Another reason is that the market is controlled by DeBeers, through its subsidiaries, DeBeers control sales of 85% of all diamonds from all over Africa, Russia, and elsewhere. Tanzanite is the recommended gem for married couples who are celebrating their 24thth wedding anniversary. The ancient Persians believed that the earth rested on a giant sapphire that gave its blue reflection to the sky, hence the Latin name Sapphiru , which means blue.
Explanation of Cut, Color and Clarity of This Diamond
Cut Quality Good cut diamonds reflects most light that enters the diamond, but not as must as a premium cuts. They are less expensive than the premium-cut. Roughly 25% of diamonds are good-cut based on cut quality. This grade represents an excellent balance between quality and price.
Color M color stones have very noticeable yellow tint. Such diamonds should be set only in yellow gold mountings and preferably used for diamond studs. Diamonds in this category present an excellent cost-saving value for customer wishing to get the biggest diamond for their buck.
Clarity Diamonds of SI3 clarity are on a borderline between slightly included and included diamonds. SI3 grade inclusions are almost obvious under 10x magnification. Inclusions in such diamonds may be noticeable to the unaided eye. However, when observing the diamond "face up" as it is mounted in a ring, the inclusions are usually not visible.