0.50 Carat (ctw) Sterling Silver Round Blue Diamond Ladies Engagement Bridal Ring Set 1/2 CT Other ring sizes may be shipped sooner. Most rings can be resized. Items is smaller than what appears in photo. Photo enlarged to show detail Satisfaction Guaranteed. Return or exchange any order within 30 days. All our diamonds are conflict free.. Gemstone : Diamond Dazzlingrock 90 Day Warranty - We stand behind our products. If you lose an accent stone or your setting is damaged during NORMAL wear, we will fix it for FREE. Please read our About us page for more info