In ancient times, gold was often owned by emperors or nobles. Even in countries of different faiths, gold has become a material for worship and decoration to protect the image of gods. In modern life, gold also plays this role. …
Do you really know about colored diamond?
A colored diamond is a tonal diamond that is more expensive than a regular diamond because the color of the colored diamond is very beautiful and extremely rare. So, how are colored diamondsgraded? The Gemological Institute of America (GIA) has …
How to distinguish between moissanite and natural diamond?
The origin of natural mosanite can be traced back to the late 19th century. The word “mosanite” comes from Dr. Henri Moissan, who discovered the mineral in the Arizona meteorite crater in 1904. Moissanite (a kind of silicon carbide) is …