18K Gross Wt: 7.17 gm, Net Wt: 6.96 gm, Dia Wt: 1.07 ct 14K Gross Wt: 6.41 gm, Net Wt: 6.20 gm, Dia Wt: 1.07 ct 9K Gross Wt: 5.37 gm, Net Wt : 5.16 gm, Dia Wt: 1.07 ct