Features: Certified Diamonds, Quick Ship, In A Gift Box Diamond Clarity: Si1-Si2 Jewelry Closure: Spring Ring Clasp Setting: Prong Shape: Heart Stone Cut: Round Diamond Color: G-H Metal Color: White Chain Length: 18 Inch Pendant Length: 12.7mm Pendant Width: 15.7mm Rounded Carat Weight: 1/4 Ct. T.w. Chain Construction: Box Care: Wipe Clean Stone Type: 20 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. Metal may be rhodium plated to enhance appearance and reduce tarnishing. Quick Ship items ship directly from the manufacturer within 3 to 5 business days. Photos are enlarged to show detail.