Prazana® Lab-Grown Diamonds 1.00ctw pear shape white lab-grown diamond, rhodium over 18k white gold stud earrings. Measure approximately 1/4"L x 3/16"W and have screw back backings. IGI certified E-F color, SI clarity minimum. White Gold Stud Earrings, White Gold Earrings Studs, White Gold Studs, White Lab, Gold Stud Earrings, Gold Stud, Back Jewelry, 2 Carat, Gold Studs