It seems nearly impossible to watch TV or open a newspaper without seeing something about man-made diamonds. For hundreds of years science has tried to create a perfect synthetic diamond. Finally, 21st-century...
Blue Diamonds Blue diamonds are one of the rarest and most valuable gemstones in the world. All natural fancy colours are rare, most jewellers have never seen a natural blue diamond, because they are so rare....
JUST WHAT IS CUBIC ZIRCONIA? Cubic Zirconia .. Zirconium .. CZ .. Is a synthetic stone created in laboratories to have the same physical and chemical characteristics as genuine stones but are less expensive...