Features: Certified Diamonds Diamond Clarity: I2-I3 Jewelry Closure: Spring Ring Clasp Link Construction: Solid Setting: Multi-Setting Shape: Heart Stone Cut: Round Diamond Color: G-H Metal Color: Yellow Chain Length: 18 Inch Rounded Carat Weight: 1 1/2 Ct. T.w. Chain Construction: Box Care: Wipe Clean Stone Type: 109 Lab Grown Diamond Authenticity: Lab Grown Diamond Birthstone: April Birthstone Metal: Sterling Silver, 14k Gold Over 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. Metal may be rhodium plated to enhance appearance and reduce tarnishing. Photos are enlarged to show detail.