18K Gross Wt: 5.82 gm, Net Wt: 5.62 gm, Dia Wt: 0.99 ct 14K Gross Wt: 4.86 gm, Net Wt: 4.53 gm, Dia Wt: 0.98 ct 9K Gross Wt: 4.37 gm, Net Wt: 4.17 gm, Dia Wt: 0.99 ct