Dial it up with this showstopping heart necklace. Crafted in Solid Gold with lab-grown Diamonds, this pendant necklace brings all the luxury to any look. Yes. Please. 9 ct Solid Gold S/C G-H/SI lab-grown diamonds, Sixteen, 0.9mm Brilliant Cut diamonds total carat weight is 0.064 Pendant is 5mm x 5mm Chain length 16" (40.5cm), extends to 18" (45.5 cm)