Because there are two gold earrings, so according to the traditional sense, a pair of gold earrings count as two gold. Then the hardware refers to a pair of gold earrings, a gold ring, a gold bracelet, a gold necklace.
2, the purchase of gold jewelry should pay attention to the weight, the density of gold is higher than silver, copper and other metals, so the gold in the hand, there is an obvious sense of heaviness.
3, the higher the purity of gold, the deeper the color, so when choosing gold jewelry, be sure to carefully compare the color.