Jewelry State: Set Quality: Sterling Silver Primary Stone Shape: Round Primary Stone Type: Lab-Grown White Sapphire Primary Stone Size :: CTW: 4.5Mm :: 0.04 Ctw Secondary Stone Type: Natural Diamond Clarity/Color: I2, H+ Necklace Length: 18 In Finish State Polished Description Lab-Grown White Sapphire And .04 Ctw Natural Diamond Necklace