Retainer material: Au750- 18K gold, gold weight: 2.5g ..
Diamond ring price:
F color, VVS 1 grade, cost price: about 22,000 yuan, general retail price: about 35,000 yuan;
F color, VVS2 grade, cost price: about 20,000 yuan, general retail price: about 32,000 yuan;
G color, VVS 1 grade, cost price: about 20 thousand yuan, general retail price: about 32 thousand yuan;
G color, VVS2 grade, cost price: 19000 yuan, general retail price: 30000 yuan;
Chow Tai Fook, Zhou Shengsheng and Luk Fook are well-known brands in Hongkong, while Zhou Dasheng is a well-known brand in China, and the price of diamond rings is higher.
For reference only.