Finger size (diameter finger) - 15, 16, 17, 18, 19, 20, 21mmWeight gold 14k and Silver 925Ring 15 size - Gold: 9.5 grams;___ Silver: 7.4 gramsRing 16 size - Gold: 9.8 grams;___ Silver: 7.6 gramsRing 17 size - Gold: 9.2 grams;___ Silver: 7.9 gramsRing 18 size - Gold: 10.5 grams;___ Silver: 8.2 gramsRing 19 size - Gold: 10.9 grams;___ Silver: 8.4 gramsRing 20 size - Gold: 11.2 grams;___ Silver: 8.7 gramsRing 21 size - Gold: 11.6 grams;___ Silver: 9 grams