Natural Clear Quartz with Tridacna
This bracelet is natural WITHOUT color dyeing.
Bracelet Length: adjustable, please leave a note about the size when check out. 
String material: elastic stretch cord. 
Bead Size: Clear quartz: 14mm, Tridacna: 11.6mm
Depending on your PC monitor screen, the colors of the stones may be slightly different from the pictures.