1 thought on “Ask you, which authoritative diamond appraisal certificate?”
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In international diamond certificates: . GIA diamond certificate GIA diamond certificate provided by the American Gem Institute, GIA American Gemstone College, is an independent non -profitability Organization, as the authority of the gem industry in the world, is famous for its fairness. The breakthrough research of this college and its own education, experiment and equipment development process are almost chronicles of the growth of jewelry industry. The GIA diamond grading report and GIA diamond treatment are considered the world's number one gem certificate. Diamonds of various shapes and sizes are sent from all corners of the world to the college for analysis. . IGI diamond certificate Igi diamond certificates provided by the International Gem Institute, IGI International Gem Institute is located in Antwerp, the oldest gemstone college in the world, and its authoritative authority has been recognized by the world. The IGI diamond report is essentially a statement. It uses the world's recognized system to prove the authenticity of diamonds and provide reliable and correct diamond identity and level. three. AGS diamond certificate AGS diamond certificate provided by the American Baoyu Society. Primary consumers can understand diamond grading with simple and easy -to -understand numbers and methods. Diamond wholesalers and processors often use the detailed diamond information provided by the AGS certificate to buy batch diamonds in the world. . The HRD diamond certificate The HRD diamond certificate provided by the Belgian Diamond Council. Its headquarters is located in the World Diamond Center Antwerp. The HRD diamond color certificate focuses on the detailed features that determine the value of colorful diamonds, such as color description, color design and glowing. It has an important position for whether the diamond is naturally colored diamond or imitation diamonds after the test. . EGL diamond certificate EGL diamond certificate provided by the European Gem Institute. EGL was established in 1974. Its customers are mainly professional wholesalers, retailers and cutting factories. Diamonds and precious gems are mission. It has a certain professional status and popularity in the United States and Belgium EGL identification. Its appraisal certificate is sufficient to provide all the information of the diamond, including the physical properties of the weight, color, clarity, and size of the diamond for the reference of the industry and consumers. Mothing domestic diamond certificate: . GIC diamond certificate GIC diamond certificate provided by the Beijing Gemstones Inspection Center of China University of Geosciences, the Beijing Gemstones Inspection Center of China University of Geosciences Training, exhibitions, production, and processing are mainly for society. Known as the "cradle of treasure education at home and abroad." . The GAC diamond certificate The GAC diamond certificate provided by the China Treasure Jade Association. , Assist the quality of the product. The China Baoyu Stone Association is responsible for the quality supervision and inspection of self -discipline products in the jewelry industry in the nation's jewelry and jewelry industry, and invites local jewelry associations (business) to cooperate to assist in product quality self -discipline. . NGTC diamond certificate NGTC diamond certificate provided by the National Jewelry and Jade Quality Supervision and Inspection Center of China. China National Jewelry and Jade Quality Supervision and Inspection Center is a national jewelery and jade professional quality inspection authorized by relevant national competent departments in accordance with the law. Institutions are the authoritative departments of China's jewelry and jade testing. The diamond grading system used by the National Inspection also arranges the level in turn in accordance with the cutting level of the diamond cut, color, and clarity. Which diamond certificate is the best? In general, the diamond certificate can be roughly divided into international diamond certificates and domestic diamond certificates. Among them, foreign certificates are the most authoritative and rigorous certificates issued by the GIA American Gem Institute and the IGI International Gem Institute. They are the preferred diamond certificates of major jewelry dealers in the international jewelery. Certificate is also referred to as national inspection, which is affiliated with the Ministry of Land and Resources and is the most stringent diamond testing agency in China. Igly if you buy a bare diamond, the GIA diamond certificate is subject to, but the naked diamonds below 30 points are generally not provided for diamond appraisal certificates. When purchasing, you can go to the domestic formal testing institution for identification. Generally, there are GIA diamond certificates, and the NGTC diamond certificate provided by the China National Jewelry and Jade Quality Supervision and Inspection Center.
In international diamond certificates:
. GIA diamond certificate
GIA diamond certificate provided by the American Gem Institute, GIA American Gemstone College, is an independent non -profitability Organization, as the authority of the gem industry in the world, is famous for its fairness. The breakthrough research of this college and its own education, experiment and equipment development process are almost chronicles of the growth of jewelry industry. The GIA diamond grading report and GIA diamond treatment are considered the world's number one gem certificate. Diamonds of various shapes and sizes are sent from all corners of the world to the college for analysis.
. IGI diamond certificate
Igi diamond certificates provided by the International Gem Institute, IGI International Gem Institute is located in Antwerp, the oldest gemstone college in the world, and its authoritative authority has been recognized by the world. The IGI diamond report is essentially a statement. It uses the world's recognized system to prove the authenticity of diamonds and provide reliable and correct diamond identity and level.
three. AGS diamond certificate
AGS diamond certificate provided by the American Baoyu Society. Primary consumers can understand diamond grading with simple and easy -to -understand numbers and methods. Diamond wholesalers and processors often use the detailed diamond information provided by the AGS certificate to buy batch diamonds in the world.
. The HRD diamond certificate
The HRD diamond certificate provided by the Belgian Diamond Council. Its headquarters is located in the World Diamond Center Antwerp. The HRD diamond color certificate focuses on the detailed features that determine the value of colorful diamonds, such as color description, color design and glowing. It has an important position for whether the diamond is naturally colored diamond or imitation diamonds after the test.
. EGL diamond certificate
EGL diamond certificate provided by the European Gem Institute. EGL was established in 1974. Its customers are mainly professional wholesalers, retailers and cutting factories. Diamonds and precious gems are mission. It has a certain professional status and popularity in the United States and Belgium EGL identification. Its appraisal certificate is sufficient to provide all the information of the diamond, including the physical properties of the weight, color, clarity, and size of the diamond for the reference of the industry and consumers.
Mothing domestic diamond certificate:
. GIC diamond certificate
GIC diamond certificate provided by the Beijing Gemstones Inspection Center of China University of Geosciences, the Beijing Gemstones Inspection Center of China University of Geosciences Training, exhibitions, production, and processing are mainly for society. Known as the "cradle of treasure education at home and abroad."
. The GAC diamond certificate
The GAC diamond certificate provided by the China Treasure Jade Association. , Assist the quality of the product. The China Baoyu Stone Association is responsible for the quality supervision and inspection of self -discipline products in the jewelry industry in the nation's jewelry and jewelry industry, and invites local jewelry associations (business) to cooperate to assist in product quality self -discipline.
. NGTC diamond certificate
NGTC diamond certificate provided by the National Jewelry and Jade Quality Supervision and Inspection Center of China. China National Jewelry and Jade Quality Supervision and Inspection Center is a national jewelery and jade professional quality inspection authorized by relevant national competent departments in accordance with the law. Institutions are the authoritative departments of China's jewelry and jade testing. The diamond grading system used by the National Inspection also arranges the level in turn in accordance with the cutting level of the diamond cut, color, and clarity.
Which diamond certificate is the best? In general, the diamond certificate can be roughly divided into international diamond certificates and domestic diamond certificates. Among them, foreign certificates are the most authoritative and rigorous certificates issued by the GIA American Gem Institute and the IGI International Gem Institute. They are the preferred diamond certificates of major jewelry dealers in the international jewelery. Certificate is also referred to as national inspection, which is affiliated with the Ministry of Land and Resources and is the most stringent diamond testing agency in China.
Igly if you buy a bare diamond, the GIA diamond certificate is subject to, but the naked diamonds below 30 points are generally not provided for diamond appraisal certificates. When purchasing, you can go to the domestic formal testing institution for identification. Generally, there are GIA diamond certificates, and the NGTC diamond certificate provided by the China National Jewelry and Jade Quality Supervision and Inspection Center.