All rings are U.S.A size rings. Please look at photo of chart for the equivalent international sizes. IF YOU ARE NOT SURE OF YOUR SIZE. YOU CAN MEASURE YOUR RING SIZE AT WWW.FINDMYRINGSIZE.COM Ring Sizes USA Size 5 = about 16mm diameter USA Size 6 = about 16.5mm diameter USA Size 7 = about 17.5mm diameter USA Size 8 = about 18mm diameter USA Size 9 = about 19mm diameter USA Size 10 = about 20mm diameter This beautiful black ion plated AAA grade cubic zirconia fashion ring is Amazing! Made of solid stainless steel with a high quality black ion plating finish. This ring features a 0.60 ct (5.5mm) pink cubic zirconia center stone alongside 7 smaller round cut stones in a pave setting. Total carat weight is approx 0.85 diamond equivalent. This ring has Top quality stones and displays amazing enriched clarity just like real diamonds! Stainless Steel jewelry is durable, hypo-allergenic and will not tarnish or oxidize over time.