1/2 Carat Cubic Zircon Solitaire Engagement Ring in 925 stering silver 6 Prong (Sizes 4.75-9.75). Product Features AAA Sparkle Cubic Zirconia Stone Delicate silver white ring set Size 7.25 ring ships from U.S. Other sizes ships from China, standard shipping time 7-15 days; expedited shipping 3-6 days.