Diamond Clarity: I3 Jewelry Closure: Spring Ring Clasp Link Construction: Solid Setting: Prong Shape: Heart Stone Cut: Heart Stone Millimeter Measurement: 6 Mm Width, 6 Mm Length Diamond Color: H-I Metal Color: Rose Chain Length: 18 Inch Chain Width: .6 Millimeters Pendant Length: 25.3mm Pendant Width: 18.9mm Chain Construction: Rope Care: Wipe Clean Stone Type: 1 Genuine Opal, 44 Natural Diamond Authenticity: Genuine Stone Birthstone: October Birthstone Metal: 10k 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.