A slogan from De Beers's classic “Diamonds are long-lasting, one foreverâ€, a legend from Rome about the eternal marriage vows makes a diamond ring an essential part of marriage.
The waiting time of the past 500 years is a round of sympathy for the present, and the diamond ring has become the best token of faithfulness of men and women and the best promise of marriage covenant. So, in the end how to choose a favorite diamond ring it? Most people will mention that each diamond has an "ID card" - Diamond certificate, but there are dozens of types of diamond certificates, how to judge? Ming jewelry Teach you to know.
·GIA Diamond Grade Certificate
·HRD Diamond Grade Certificate ·IGI Diamond Grade Certificate
Diamond Grade Certificate: Also known as Diamond Grading Certificate, Diamond Quality Assurance Certificate, is a report based on the 4C standard that is carefully observed and detected by jewellery experts in a specific environment under strict grading standards. Diamond certificates include international certificates and domestic certificates, and domestic certificates include national inspection certificates, provincial inspection certificates, and inspection certificates. A wide variety of certificates allow you to take a look. What certificates are more authoritative? The diamond specialists of Ming Jewelry give you support.
·GIA Diamond Grade Certificate
Authority index: 5 stars
It was issued by the American Gemological Institute. The American Gemological Institute is an independent non-profit organization. As one of the world's gemstone authority, its certificate is well-known internationally. The Academy’s groundbreaking research and its own education, experimentation and equipment development process have witnessed the chronicling of the growth of the jewelry industry. The GIA diamond grading report and the GIA diamond treatment are considered to be world famous gemstone certificates. Diamonds of various shapes and sizes are sent from various corners of the world to colleges for analysis and grading. Ming jewelry big diamonds are issued by the GIA diamond grade certificate, and the national inspection, provincial inspection certificate corresponds to double the protection of consumer rights and interests.
·HRD Diamond Grade Certificate
Authority index: 4 stars and a half
It was issued by the Belgian Diamond High-level Parliament. The Belgian diamond high-level parliament is officially recognized and represents the Belgian diamond trade industry. Its headquarters is located in Antwerp, the world diamond center. The HRD Diamond Color Certificate focuses on the detailed characteristics that determine the value of colored diamonds, such as the description of the colors, the design of the colors, and the luminescence. It plays an important role in whether the detected diamonds are natural colored diamonds or imitation diamonds, respectively. Ming jewelry has some large diamonds with HRD diamond certificate.
·IGI Diamond Grade Certificate
Authority index: 4 stars
It was issued by the International Gemological Institute. The International Gemological Institute is an independent gemological identification laboratory and gemological research education institution with 15 laboratories worldwide. Compared with GIA and HRD, although IGI is also widely recognized, it does not have its own fixed headquarters or testing center, and is more attached to the diamond trading center. Its stability is slightly inferior to the first two institutions. Therefore, Ming jewelry does not use IGI diamond grade certificate.
·National Inspection Diamond Grade Certificate
Authority index: 5 stars
It is issued by the National Quality Supervision and Inspection Center for Jewelry and Jade. The National Jewellery and Jade Quality Supervision and Inspection Center is a state-level jewelery and jade professional quality inspection agency authorized by the relevant national competent authorities, and is the authority in the testing of Chinese jewelery and jade. The inspection center provides commissioned inspection services to the society and undertakes various tasks such as national market supervision and inspection, arbitration inspection, inspection of import and export commodities, and formulation and revision of relevant national standards. It plays a guiding role in regulating the domestic jewelry market and promoting the healthy development of the jewelry industry.
·Zhejiang provincial inspection diamond grade certificate
Authority index: 5 stars
It is issued by Zhejiang Gold Jewelry Quality Inspection Center. The Zhejiang Gold Jewelry Quality Inspection Center is the gold jewelry testing agency with the most complete testing equipment in Zhejiang Province and the strongest testing ability. It is the only designated unit for the inspection of the gold and silver products of the People’s Bank of Zhejiang Province and is also the national jewelry management center. Authorized and approved by the Ministry of Labor of the People's Republic of China, the only provincial-level jewelry and jewellery skill appraisal station in Zhejiang Province
These are the types of diamond grading certificates that are more common in Shaoxing. Of course, there are many other accredited organizations who are also qualified to issue certificates. Consumers can measure them by themselves.
1. Do not superstition diamond international certificates. Domestic professional institutions also have the conditions and authority for the testing of diamond standards and are protected by Chinese laws.
2. Do not be fooled by the notion that merchants are looking for accommodation. There are roughly two reasons why local purchases have to produce certificates from other provincial inspection agencies: First, diamonds originate in the province where the testing agency is located; second, the cost of diamond certificates is taken into consideration. If you purchase diamonds in Shaoxing, it would be relatively reasonable to present the Zhejiang Provincial Diamond Inspection Certificate or the Shaoxing City Inspection Diamond Certificate. If a diamond certificate from another province or city is issued by a brand, it may indicate that the diamond was purchased in the province, or the testing organization detects it. The costs are relatively low, and it is doubtful that the business is saying otherwise. If Ming jewelry has its own factory in Shaoxing, diamonds are purchased by well-known international suppliers (such as DTC and Rosyblue). Of course, after the diamonds are purchased, they are tested at the location of the brand. Therefore, most of the diamonds of Ming jewelry are Zhejiang. Provincial inspection certificate.
3. It is relatively safer to have dual certificates to correspond to each other. A diamond has both an international certificate and a domestic certificate, and the two parameters can be correspondingly more secure. Most of the large-grained diamonds such as carat diamonds in Ming jewelry are issued with double certificates, which are relatively more secure.
4. Certificates are just one of the factors for buying diamonds. The world-famous luxury jewelry brand Tiffany diamond jewelry is not certificate, because their brand is the most authoritative certificate, so consumers in the purchase of diamond jewelry, while looking at the certificate, should choose the brand. A strong, reputable brand can protect your long-term interests.
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