14K White Gold 1.0 Cttw Lab Grown Blue Diamond 4-Prong Classic Solitaire Stud Earrings (Blue Color, VVS2-VS1 Clarity). A timeless jewelry essential, these blue diamonds studs will bring unparalleled sparkle to your ears. These elegant lab grown diamond stud earrings feature a 4-prong basket setting in a glistening 14K white gold metal. The 2 round, brilliant lab-grown diamonds radiate a beautiful pale blue sparkle as they float within the four-prong setting of these 14K white gold stud earrings.