Carat weight of diamond inlay: 0.50 carat, color: white, clarity: VVS- minimum defect, cutting, polishing, symmetry: 3EX- excellent.

Material of retainer: estimated according to Au750- 18K gold, 3g.

H color, VVS 1 grade: diamond ring cost price: 20,000 yuan, general retail price: about 32,000 yuan.

H color, VVS2 grade: diamond ring cost price12,400 yuan, general merchant retail price19,800 yuan or so.

Brand diamond rings are more expensive.

For reference only.