1 and s925 are 925 silver with 95% silver content. As for diamonds, it's hard to say, or they may be real diamonds with poor quality. If you want to measure with a drill pen, you can take it to a jewelry store for help.

2. It should be that you didn't look carefully. The target should be S925, which means a ring with 95% silver. This kind of ring won't be inlaid with diamonds because the price ratio doesn't match. The silver ring is inlaid with zircon, and the price of new jewelry is around 50 yuan, which is higher in big shopping malls. One or two hundred yuan is not surprising.

3.s925 silver is generally used to set the cheaper ones: high-carbon diamonds and Mosan diamonds.

4.k gold refers to the gold content of 18/24, that is, it contains 75% pure gold, and the rest is other materials such as silver or copper. The purity standard of precious metals published by the National Standards Committee also stipulates the naming content of precious metal jewelry labels: the naming content of precious metal jewelry can only include purity, material, gem name and jewelry variety.

5.DM is the code name or brand name of the manufacturer. PD950 indicates that the ring is made of palladium, and the palladium content is 95%. Palladium, a member of the platinum group, has the element symbol Pd, which is similar to platinum in appearance, silvery white metallic luster and bright color. The specific gravity is 12, which is lighter than platinum and has strong ductility.

6.)D0. 185ct, this mark engraved on the metal indicates the weight of the diamond, D0. 185ct indicates that the diamond is 15 minute, and ct indicates carat, that is, the weight of the diamond, 1 carat = 100 minute. 3) The color of diamonds can be simply divided into "transparent colorless", "nearly colorless" and "light yellow".