Jewelry Closure: Spring Ring Clasp Link Construction: Solid Setting: Prong Shape: Heart Stone Cut: Heart Stone Millimeter Measurement: 1 Mm Length, 7 Mm Width Metal Color: White Chain Length: 18 Inch Chain Width: .6 Millimeters Pendant Length: 17.6mm Pendant Width: 8.4mm Rounded Carat Weight: Less Than 1/10 Ct.t.w Chain Construction: Rope Care: Wipe Clean Stone Type: 1 Natural Diamond, 1 Genuine Aquamarine Authenticity: Genuine Stone Birthstone: March Birthstone Metal: 10k White Gold Necklace Type: Pendant Necklaces Country of Origin: Imported Gemstones may be treated and may require special care. 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.