Store › Lab-Grown Diamond Heart Necklace Image 1 of 6 Image 2 of 6 Image 3 of 6 Image 4 of 6 Image 5 of 6 Image 6 of 6 Lab-Grown Diamond Heart Necklace from $1,000.71 Carat Weight: Select Carat Weight 3/8 CT 1/5 CT Metal: Select Metal 14K Rose Gold 14K Yellow Gold 14K White Gold Purchase Added! 14K Rose Gold 3/8 CTW Lab-Grown Diamond Heart 16-18" Necklace Series: 688820 Product: Necklace Jewelry State: Set Quality: 14K Rose Gold Pendant Dimensions: 15.4 X 18 Mm Necklace Length: 16-18 In Finish State: Polished 14K Rose Gold 3/8 CTW Lab-Grown Diamond Heart 16-18" Necklace Series: 688820 Product: Necklace Jewelry State: Set Quality: 14K Rose Gold Pendant Dimensions: 15.4 X 18 Mm Necklace Length: 16-18 In Finish State: Polished