Features: Adjustable Chain Diamond Clarity: I1-I2 Jewelry Closure: Lobster Clasp Setting: Nick Stone Cut: Round Diamond Color: G-H Metal Color: White Chain Length: 13 Inch Extender Length: 5 Inch Rounded Carat Weight: 1/3 Ct. T.w. Care: Wipe Clean Stone Type: 50 Lab Grown Diamond Authenticity: Lab Grown Diamond Birthstone: April Birthstone Metal: Sterling Silver Necklace Type: Tennis Necklaces Country of Origin: Imported 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.