Now in the gold shop outside, 18K gold is about 180 a gram, and gold is about 240 a gram. In the case of both, you can choose a chain of about 5 grams, which is more exquisite. As for platinum, the outside area is about 445 grams, and the proportion of platinum is also very large. The thinnest and thinnest chain worn by girls is more than 3 grams, and it is too thin for boys. How about 4 grams? At the price of 2000, you can still buy platinum chains in the old gold shop, but Chow Tai Fook can't buy them basically.