Opposites do attract! Like the sparkle of the stars in the dark night sky, this black and white diamond rhombus necklace matches that beauty. It is designed from tarnish resistant rhodium plated sterling silver and prong set with H-I natural white and black heat-treated, I2-I3 clarity diamonds totaling 0.318 carat. The pendant is approximately 18mm (11/16 inch) in width by 24mm (15/16 inch) in length, which includes the bail. The 1mm box chain is finished with a spring-ring clasp and 2-inch extension that makes it adjustable from 18 to 20 inches in length. N10849 Rhodium-plated sterling silver design Black & H-I white diamonds, I2-I3 clarity, .318 cttw Adjustable 18-20 inch box chain w/spring ring clasp Weight is Approximately 2.24 grams Includes a custom Black Bow Jewelry Company gift box