0.37-0.42 Cts of 4 mm AA Round Rose Cut Black Diamond Mens Stud Earring in 14K Blackened White Gold The rose-cut makes the diamond look bigger. The diamond is graded AA as it has a fine color, proportionately cut with a fairly clean table. Also available in screw backs and as a pair. The price is for a SINGLE Stud and not a pair. 30 Day No questions asked Return Policy Free-Shipping within US April Birthstone /Men's Jewelry / Men's Gift Idea / Men's Stud Earrings