0.21-0.27 Cts of 2.50-3.00 mm AA Princess Black Diamond Mens Stud Earring in 14K White Gold Great gift for an April born. The princess-cut black diamond is AA quality securely prong-set in 14K White Gold. AA grade black diamonds have a nice black color, are proportionately cut and have a fairly clean table that may show minor white spots or flaws. Matching stud available. 30 Day No questions asked Return Policy Free-Shipping within US April Birthstone/Men's Jewelry