0.23 Carat (ctw) Sterling Silver Black Diamond Ladies Heart Ring Band Crafted in 925 Sterling-silver Weighs approximately 2.5 grams Diamond Color / Clarity : Black / Opaque Diamond Weight : 0.23 ct tw.. This Heart Ring is best for Wedding . 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