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What is semi-precious stone?

Some jewelry fans leave a message in the background: I saw people say that semi-precious stones are not valuable, and others say that semi-precious stones are not gemstones, what is semi-precious stone in the end?

Which gemstones are easily corroded by sweat!

In the summer, some jewelry becomes foggy and loses its luster.
In fact, this is the “durability” of gemstones in the blame. Today we will talk about encounter sweat easy to corrode jewelry.

Colored Gemstone Grading “Vivid” vs. “Vibrant”

gemstone grade

Today we will talk about color gemstone grading “vivid” vs. “vibrant” without further ado; let’s get to the point!Internationally, there is no standard for the color grading of colored gemstones, and all major gem labs have color grading systems. The ability to establish a market-recognized grading system is the best proof of a laboratory’s authority.