Our sweetheart pendant necklace features a color-enhanced black diamond-accent heart attached to a diamond-accent bail by a tiny sterling silver heart. Stones: White and color-enhanced black diamond accents Closure: Lobster clasp Dimension: 18" long cable chain with 2" extender Pendant Size: 9x13mm Features: Quick Ship Diamond Clarity: I2-I3 Setting: Prong Shape: Heart Stone Cut: Round Diamond Color: Black Chain Length: 18 Inch Rounded Carat Weight: Less Than 1/10 Ct.t.w Stone Treatment: Color Enhanced Chain Construction: Cable Care: Wipe Clean Authenticity: Natural Diamond Metal: Sterling Silver Necklace Type: Pendant Necklaces, Multi-Diamond Necklaces Country of Origin: Imported Diamond total weights may vary between .01 and .08 carat. Metal may be rhodium plated to enhance appearance and reduce tarnishing. Some diamonds may consist of fewer than 17 facets. Quick Ship items ship directly from the manufacturer within 3 to 5 business days. Some diamonds may be treated and require special care; diamond total weights may vary between .01 and .08 carat, Photos are enlarged to show detail.