S925 is gold in color due to its gold plating. The gold plating makes the S925 silver more dazzling and gives it a golden appearance. Typically, the plating is made of 18k gold with a gold content of 75%. It is marked with AU750, 18K, G18, and other imprints. However, due to the thin layer of gold plating, it is prone to fading.S925 is primarily made of silver with a silver content of 92.5% and 7.5% of other metals added. The "S" in S925 stands for the first letter of "Sterling," which refers to silver. The number 925 represents the purity of the silver. Internationally, S925 is also known as pure silver. Silver is naturally white and has a shiny silver-white appearance. The higher the purity of the silver, the brighter and whiter its color. However, S925 appears gold because it is coated with an 18k rose gold plating, giving it a golden appearance.Gold plating refers to the process of coating the surface of an object with a thin layer of gold. Although it makes the object look more exquisite and shiny, the gold layer is very thin and prone to fading due to accidental scratches.18k gold, also known as colored gold, is made up of 75% gold and 25% other precious metals. It is marked with AU750, 18K, G18, and other imprints. By combining different types and proportions of metals, 18k gold can exhibit various colors such as yellow, white, and rose gold.

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