1. Cheaper than gold but more noble than gold.

Do you think gold is the most expensive metal? No, platinum is an aristocrat among gold. Platinum was discovered by human beings as early as 700 BC, and it has been considered as one of the most precious metals in the history of more than 2,000 years of human use.

Platinum, also known as platinum (PT), is a rare white precious metal that exists naturally and is often regarded as a symbol of dignity. You must know that the middle position in the game from low to high is gold-platinum-diamond, and there will also be platinum vip in the VIP of credit card.

2. The nature is stable and easy to be confused

Foot platinum is bright silvery white in color and super malleable, especially its ductility is the highest among all pure metals, better than gold, silver and copper, but its ductility is lower than that of gold. Platinum is very resistant to corrosion and very stable at high temperatures. Platinum and white 18K gold are easily confused in appearance and name. Platinum is generally engraved with PT990 or platinum, and platinum is AU750.

In fact, the proportion of platinum used in the jewelry industry is very small, and most of it is used for inlay, especially diamond inlay. The rest are more used in the automobile industry, medical care and other industries.