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. Appearance First, look at whether the jade photo on the jade identification certificate is consistent with the real thing, and observe from the workmanship and color (the jade bracelet should also be checked for cracks). Total mass This is the weight of jadeite, which must be consistent with the certificate.
3. 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)".
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. Only if it is natural A goods, it will prove that it has jade results. If it is B-quality jadeite, jadeite (treated), jadeite (injected with glue), jadeite (B-quality jadeite) or jadeite (optimized) will be indicated in the identification results of the certificate. C goods jadeite will be marked with jadeite (dyed).
6. 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.
How to treat the jade appraisal certificate?
1, you can do it directly on your 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.
2. What is important is how to understand the "appraisal result" given by the jade appraisal certificate. On the jade appraisal certificate issued by the national authority, the column of appraisal result is marked with the words "Jade" or "Jade (A)", indicating that this jade is a natural A-grade jade.
Generally speaking, there is a special telephone operator who is responsible for answering and answering questions about certificates. Therefore, it is very convenient to check the authenticity of the certificate by telephone. Website query.
4. The jade appraisal certificate can be seen as follows: inquire whether the formal institution is an authoritative institution with national appraisal qualification. Query certificate, the content of the certificate on the network must be exactly the same as the content of the physical certificate.
How to write the jade certificate? How to write the jade appraisal certificate?
1. Inspection result: jadeite (A-grade) bracelet A-grade jadeite is generally marked with "A-grade", B-grade jadeite shows "treatment", "bleaching" and "filling", and C-grade jadeite shows "treatment", "dyeing" and "dyed jadeite". Total mass: 979 grams (weight of articles).
2. The Russian jade appraisal certificate is written as follows: the jade appraisal certificate includes nine items: number, verification code, appraisal result, shape, total mass, color, enlarged observation, remarks, inspector and checker. The names of inspectors and auditors are handwritten versions.
3. The jadeite certificate issued by the national authority has one of the appraisal results. If it is natural jadeite A, the words "jadeite" will appear in the results, and the words "A" and "natural" will also be marked. Only natural A goods will issue the certificate of "Jade" result.
4. The writing method of the certificate of burning red jade is as follows: the size of the certificate and the main identification methods to prove its identification source and authenticity. Certificate name, clear and definite, so as to quickly confirm the contents of the certificate.
5. 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.