Diamond News
Did you know: Only a few hundredths of a percent of iron and titanium are needed to turn colorless corundum...
GIADid you know: Only a few hundredths of a percent of iron and titanium are needed to turn colorless corundum into blue sapphire. See what other magic tricks Mother Nature plays on September’s birthstone. http://bit.ly/2zmdL53 Courtesy: 1stdibs.com