Sterling Silver Emerald Cut Rainbow Prong Eternity BandAdd a pop of sparkle and color to your fingers with our rainbow prong eternity ring. These stackable rings can be worn every day and make the perfect promise ring or anniversary gift. Features: Sterling Silver 2 mm Round Cut Stones 2 x 3. 5 mm Emerald Cut Stones AAA Quality Stones Lead and nickel free Weights may vary according to size Gift box included Ring Sizing Guide: Size Ring Diameter (MM) 5 15. 6 mm 6 16. 5 mm 7 17. 3 mm 8 18. 2 mm 9 19. 0 mm