This chic lab-grown diamond engagement ring in platinum from the vera wang love collection will stand the test of time. Platinum 4-7/8 ct. Round certified lab-grown diamond in a talon-prong setting color rank of f and clarity of vs2 lab-grown diamond setting and three-sided split shank inside the band, two natural blue sapphires are the signature of the collection and a symbol of faithfulness and everlasting love 4. 80 cts. T. W. Of lab-grown diamonds includes certification card designed for the diamond storeâ®