Abstract On January 10, 2017, the official website of Gansu Provincial Bureau of Quality and Technical Supervision announced the results of monitoring the quality and safety risks of diamond jewelry products in 2016. Among the 40 batches of samples collected, no synthetic diamonds were found. It is understood that the risk point of this risk monitoring is drilling...
On January 10, 2017, the official website of the Gansu Provincial Bureau of Quality and Technical Supervision announced the results of the quality and safety risk monitoring of diamond jewelry products in 2016. Among the 40 batches of samples collected, no synthetic diamonds were found. It is understood that the risk point of this risk monitoring is diamond and synthetic diamond. The risk monitoring project is the product name in GB/T16552-2010 "Jewelry and Jade Name" and the optical characteristics in GB/T16553-2010 "Jewelry and Jade Appraisal". , UV fluorescence, absorption spectroscopy, amplification inspection, special testing six projects.
The monitoring results show that the risk monitoring collected a total of 40 batches of samples from large, medium and small shopping malls in Lanzhou, professional jewelry stores and specialty stores. In the risk monitoring of 40 batches of 1038 diamonds collected, a total of 23 batches of jewelry and stone were imitation drills (synthetic cubic zirconia) and the labels were not clearly indicated, accounting for 2.5% of the total sample volume; 18 batches The secondary jewelry label does not indicate that the stone is a diamond, but its identification certificate indicates that the stone is diamond, accounting for 45% of the total sample volume; the two batches of jewelry are not marked with diamonds on the label and the certificate. , accounting for 5% of the total sample size; 1 batch of jewelry has neither a label nor an authentication certificate, accounting for 2.5% of the total sample size. No synthetic diamonds were found.
The Quality Supervision Bureau of Gansu Province stated that it has informed the production enterprises, distribution enterprises and their quality supervision departments of the risk monitoring results, urged enterprises to regulate production, strengthen product quality control, improve processes, and reduce or eliminate product quality and safety risks. And remind consumers to buy diamond jewelry as much as possible in large shopping malls, small and medium-sized shopping malls, professional jewelry stores and specialty stores. When purchasing diamond jewelry, you should carefully check the jewelry label to see if the product name, diamond quality, sales company or production company are complete. The standard jewelry logo shows the professional level of the product brand or the manufacturer, and is also an explicit guarantee for its products. In addition, at the time of purchase, you need to obtain an appraisal certificate issued by an authoritative organization, and then purchase it after careful verification.
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