1. The certificate number or inspection number on the certificate can be used to check whether the purchased goods are consistent with those on the certificate. If there is a code on the jade, it can also be compared with the code on the certificate. The normal inspection conclusion on the general certificate is jade. If the jade has been optimized, there will be a corresponding description.
2. There are several points to understand the certificate: look at the appraisal conclusion: the conclusion of the appraisal certificate must be standardized.
3. Look at the signs: On a genuine jade certificate, the most conspicuous signs are several English abbreviations. Common signs are "CMA", "CAL" or "CNAL". CMA is a sign that the measurement certification of testing institutions is qualified, and the institutions with this sign are legal testing institutions.
4. It can be done directly on the mobile phone. Open Baidu app or WeChat, scan the QR code below the jade photo, and you can go directly to the official website certificate content page, see the certificate information, and carefully check the certificate content to make sure it is correct.
Only natural A goods will issue the certificate of "Jade" result. If it is grade B jadeite, one of the appraisal results in the certificate will be marked as "jadeite (treatment)", "jadeite (glue injection)", "jadeite (grade B quality)" or "jadeite (optimization)". C Jade will be marked with "Jade (Dyed)".
6. Jade certificates are generally divided into two sides. The front is the standard information and picture of jade, and a code will be randomly generated and pasted on the jade, the normal code bar will be pasted on the inner ring of the bracelet, and the pendant will be pasted on the back; On the reverse side are the signs of national certification and the information of quality inspection institutions, including the website, telephone number and address of quality inspection institutions.
How to read the appraisal certificate of jadeite? How to Look at the Appraisal Certificate of Emerald
Check and evaluate the qualifications of institutions; After you get the jade appraisal certificate, you must first check whether the appraisal institution marked on the certificate has the appraisal qualification. You can query whether the organization is true and effective through the network.
There are several points to understand the certificate: look at the appraisal conclusion: the conclusion of the appraisal certificate must be standardized.
Only natural A goods will issue the certificate of "Jade" result. If it is grade B jadeite, one of the appraisal results in the certificate will be marked as "jadeite (treatment)", "jadeite (glue injection)", "jadeite (grade B quality)" or "jadeite (optimization)". C Jade will be marked with "Jade (Dyed)".
How to treat the jade appraisal certificate?
1, first of all, look at whether the jade photo on the jade identification certificate is consistent with the real thing, and observe it from the aspects of workmanship and color. Jade bracelets should also be checked for cracks. Total mass This is the weight of jadeite, which must be consistent with the certificate.
2. The certificate number or inspection number on the certificate can be used to check whether the purchased goods are consistent with those on the certificate. If there is a code on the jade, it can also be compared with the code on the certificate. The normal inspection conclusion on the general certificate is jade. If the jade has been optimized, there will be a corresponding description.
3. First, carefully look at whether the shop opening organization that issued the jade jewelry inspection certificate has the right to issue the jade appraisal certificate.
4. Look at the signs: On a genuine jade certificate, the most conspicuous signs are several English abbreviations. Common signs are "CMA", "CAL" or "CNAL". CMA is a sign that the measurement certification of testing institutions is qualified, and the institutions with this sign are legal testing institutions.
5. Jade certificates are generally divided into two sides. The front is the standard information and picture of jade, and a code will be randomly generated and pasted on the jade, the normal code bar will be pasted on the inner ring of the bracelet, and the pendant will be pasted on the back; On the reverse side are the signs of national certification and the information of quality inspection institutions, including the website, telephone number and address of quality inspection institutions.
6. Look at the appraisal results. If the jadeite certificate issued by the authoritative organization is not natural grade A jadeite, the result is only "jadeite", and the words "grade A quality" and "natural" will not be marked. You know, only natural A goods will issue the certificate of the result of "Jade (A goods)".