This Graduated Adjustable Ring features a double band of graduated cubic zirconia. Crafted in .925 sterling silver and finished in pure platinum, small fits ring sizes 5-7 and medium fits ring sizes 7-9. Each CRISLU flawless and exquisitely cut cubic zirconia stone is handset in precious .925 sterling silver and finished in pure platinum for a total diamond equivalent weight of 1.60 ctw. CRISLU jewelry is 100% hypoallergenic.