Bracelet

6.5 inches / 16.5 cm
7 inches / 18 cm
7.5 inches / 19.5 cm
8 inches / 20.3 cm
8.5 inches / 21.6 cm

Necklace

16 inches / 40.6 cm
18 inches / 45.7 cm
20 inches / 50.8 cm
22 inches / 58.9 cm