5 rings - 5 sizes Finger size (diameter finger) - 16, 17, 18, 19, 20 mm Weight 16 - Gold 14k - 8 g; Silver 925 - 6.2 g 17 - Gold 14k - 8.2 g; Silver 925 - 6.3 g 18 - Gold 14k - 8.3 g; Silver 925 - 6.4 g 19 - Gold 14k - 8.4 g; Silver 925 - 6.5 g 20 - Gold 14k - 8.5 g; Silver 925 - 6.6 g