Diamond SI refers to a kind of natural diamond, which is relatively common. SI refers to the obvious package or fine internal impurities that can be seen under the magnifying glass of 10 times when it is difficult for the naked eye to identify. These packages or impurities called kjeldahl nitrogen determination method do not affect the beauty and luster of diamonds. Different diamond Kirkhner bodies have different effects on the value of gemstones. When buying diamonds, you can decide whether you need SI-grade diamonds according to the 4C evaluation of diamonds and your own budget and demand.

Choosing a diamond requires careful consideration of its quality and price, because as an expensive jewelry, its quality not only affects its value, but also determines its future investment value. SI-grade diamonds with both price and quality are more suitable for ordinary people because they will not affect the beauty of diamonds. If they are connoisseurs who pursue the highest quality and excellent quality, they are more inclined to buy VS or VVS diamonds.

Although SI-grade diamonds are common, the importance of purchasing diamonds cannot be ignored. When buying jewelry, it is recommended to seek a professional appraisal agency or a professional jeweler or brand to ensure that the price you buy is reasonable and the quality is good. At the same time, it is recommended to buy from reputable and well-known merchants or brands to ensure the safety of your money and precious stones, and at the same time ensure that the purchased jewelry is true and reliable, which truly meets your expectations.