Diamonds, like gold, are publicly quoted internationally. Of course, only loose diamonds with a score of more than 30 have a price tag. ?

The price mainly depends on the size, fineness (including color, clarity and fluorescence) and workmanship (turning, polishing and symmetry) of a single diamond, and also depends on the certificate of an appraisal institution. ?

The following is the diamond quotation of GIA, an international authority, for your reference. (RMB is already a good deal)