Diamond Clarity: Si2-I1 Jewelry Closure: Spring Ring Clasp Setting: Prong Shape: Round Stone Cut: Round Diamond Color: H-I Metal Color: Yellow Chain Length: 18 Inch Rounded Carat Weight: 1 Ct. T.w. Chain Construction: Rope Care: Wipe Clean Stone Type: 1 Lab Grown Diamond Authenticity: Lab Grown Diamond Birthstone: April Birthstone Metal: 10k Gold Necklace Type: Pendant Necklaces, Solitaire Necklaces Pendant & Charms Type: Pendants Assembled in the US from Imported Materials Lab grown diamonds are created in laboratory environments. Diamond total weights may vary between .01 and .08 carat. Metal may be rhodium plated to enhance appearance and reduce tarnishing. Photos are enlarged to show detail.