. TOUS Lili heart earrings in 14kt yellow gold with 0.08 ct lab-grown brilliant cut diamonds. Diamond quality: G/VS. Size of the earrings: 3.5 mm. Screw back. Piece created with lab-grown diamonds. Tracemark guarantees the traceability of all the materials that go into the making of this item and its manufacturing site, and has the documentation to prove it.