5 Carat Diamond Stud Earrings in 14k White Gold.  There is nothing so elegant and sophisticated as the timeless look of post-back diamond earrings. These Modern earrings have a total of 4.95 carats of round brilliant cut diamonds, each set with four (4) prongs in 14k white gold. The F color diamonds are visually stunning and for the size and carat weight these diamond stud earrings are a steal and a sure way to impress.