Precious Metal Weight Comparison Chart

  • Find the present metal in the first vertical column.
  • Multiply the present weight by the factor in the same horizontal row under the new metal. Example: A sterling silver ring weighs 8 grams, what will it weigh in 14kt.
  • Along the horizontal row marked Stg in the first column under the heading 14 Kt we find 1.25 x 8 = 10 grams, weight in 14 Kt.
Pt. F.G. 22kt 18kt 14kt 10kt 9kt F.S. Stg
Platinum(Pt.) 1.00 0.90 0.82 0.70 0.60 0.53 0.53 0.49 0.48
Fine Gold(F.G.) 1.11 1.00 0.91 0.78 0.67 0.59 0.58 0.54 0.54
22kt Gold 1.22 1.10 1.00 0.86 0.73 0.65 0.65 0.60 0.59
18kt Gold 1.42 1.28 1.16 1.00 0.85 0.76 0.75 0.69 0.68
14kt Gold 1.66 1.50 1.36 1.17 1.00 0.89 0.88 0.81 0.80
10kt Gold 1.88 1.69 1.54 1.32 1.13 1.00 0.99 0.92 0.90
9kt Gold 1.90 1.71 1.56 1.34 1.14 1.01 1.00 0.93 0.92
Fine Silver(F.S.) 2.04 1.84 1.68 1.44 1.23 1.09 1.08 1.00 0.99
Sterling Silver(Stg) 2.07 1.87 1.70 1.46 1.25 1.11 1.09 1.01 1.00