Secondly, due to the sharp drop in the price of gold the year before last, people are in a high mood to buy gold. With the rise of the buying craze, merchants are also fighting a price war in order to win over customers. With the price of gold becoming more and more transparent, it is no longer profitable to sell gold by the gram. Because of the softness of gold, it is easy to make gems fall off when making some styles inlaid with gems. Therefore, there are 750 and 9 16 necklaces. Because the process of these jewelry is complicated, and the labor cost is calculated separately, each kind of labor cost is different, so it is easy to sell a price. Therefore, because gold itself is soft, many styles of traditional technology can not achieve the effect, so now the world's gold is imported technology, the style is more novel and refined, the hardness is higher and it is not easy to deform. , so the price is higher, mainly because of labor costs. So generally speaking, buying by the gram is naturally cheaper, but buying by the gram is like selling gold bars. Finished goods merchants rarely buy by the gram because they can't make money.