Platinum jewelry must be engraved with platinum exclusive logo on the back or inner ring: platinum (platinum, platinum) or Pt, and the purity of platinum (platinum content) is one thousandth after the logo, such as platinum (platinum, platinum) 950 and Pt950. At the same time, the product label of platinum jewelry should be marked in Chinese, such as Platinum 950 or Platinum (Pt)950. Recognizing the exclusive logo of platinum can guarantee the quality of platinum for you.
Extended data:
shopping tips
First, you should master some tricks when buying platinum rings.
When buying platinum ring jewelry, you should first go to a professional store or a professional counter in a large commercial building to buy precious metal jewelry that has passed the inspection. The professional quality and service level of these stores are relatively guaranteed, and even if there is a dispute, it is easy to solve it properly.
Second, pay attention to the appearance of jewelry when buying platinum rings.
The surface of jewelry should be smooth, free from processing marks such as filing, scraping and hammering, and free from obvious processing defects such as burrs, sand holes, air holes, cracks and inclusions; Welding is firm, without virtual welding, missing welding and obvious welding scar; Reasonable design, for example, there should be no wrong pairing of small hook counterweight chain or large hook with thin chain in accessories.
Third, we should carefully observe the imprint of jewelry when buying platinum rings.
The imprint of precious metal jewelry should be clear and easy to distinguish, and the content must include the name and content of precious metal materials, such as "thousands of gold" and "G 18K" for gold jewelry, "Zubo Platinum" and "Pt950" for platinum jewelry, "Zuyin Silver" and "S925" for silver jewelry. The imprint "18 KGB" indicates that.
Fourth, when purchasing platinum rings, we should pay attention to the precious metal content (fineness) of jewelry.
The fineness of precious metal jewelry can only be detected by experienced inspectors using large precision instruments or complex chemical analysis methods. Precious metal jewelry (such as diamond jewelry) sold in various professional stores is generally accompanied by the inspection certificate of an authoritative inspection agency, and consumers should pay attention to verification when purchasing precious metal jewelry.
Fifth, when buying a platinum ring, you should re-measure the weight on the spot to find out whether there is any measurement error in time.
References:
Platinum Ring-Baidu Encyclopedia