Features: Certified Diamonds Diamond Clarity: I2-I3 Jewelry Closure: Spring Ring Clasp Link Construction: Solid Setting: Prong Shape: Heart Stone Cut: Round Diamond Color: G-H Metal Color: White Chain Length: 18 Inch Pendant Length: 18.2mm Pendant Width: 20.2mm Rounded Carat Weight: 1/2 Ct. T.w. Chain Construction: Rope Care: Wipe Clean Stone Type: 26 Lab Grown Diamond Authenticity: Lab Grown Diamond Birthstone: April Birthstone Metal: Sterling Silver Necklace Type: Pendant Necklaces Country of Origin: Imported Lab grown diamonds are created in laboratory environments. Diamond total weights may vary between .01 and .08 carat.