0.90 carat Gcolor SI2clarity EXcut EXpolish EXsymmetry NONfluorescence diamond |Solitaire 6-prong Tapering 18K White Diamond Ring|Engagement Ring Setting - Ting Diamond | Hong Kong Diamond Jewelry‎ Stones(GIA Diamond Price、Engagement Rings、Proposal Rings、Wedding Rings)

0.90 carat Gcolor SI2clarity EXcut EXpolish EXsymmetry NONfluorescence diamond |Solitaire 6-prong Tapering 18K White Diamond Ring|Engagement Ring Setting

Diamond waist number is like a person ID card, used to confirm the diamond 4Cs, what exactly those levels.