This exquisite chevron necklace, featuring lab-grown diamonds, is a luxurious addition to your dressed-up looks. 10k white gold a marquise-cut lab-grown diamond perches at the center of the chevron-shaped pendant, while round-cut lab-grown diamonds shimmer on the sides total lab-grown diamond is 1/2 carat independently certified 14. 75- to 16. 75-inch cable chain; lobster clasp from the kay lab-grown diamonds collection