VENICE

Gem-quality corundum, generally known as ruby and sapphire, is the second hardest gemstone following diamond. It is widely accepted in...

The demographic structure in each period of time results in difference in values, attitudes and consumption behaviors. Consumers’ age and...

Gem and jewelry has been among Thailand’s top ten export products for a long time. The product categories in which Thailand has high...

The process of cutting and polishing gems is called gem cutting or lapidary, while a person who cuts and polishes gems is called a gem...

When a gemstone is desired to be used in jewelry, it is cut depending on the size and shape of the rough stone, as well as the desired...

The color grading system of the GIA seperate "color" into 3 components which will be discussed in full below. Hue Tone Saturation When we...

Gemstones that have a mineral origin are doing in rocks or in gem gravels derived from these rocks. There are five requirement to become...