Features: Adjustable Chain, Quick Ship Diamond Clarity: I2 Jewelry Closure: Spring Ring Clasp Link Construction: Solid Setting: Prong Shape: Oval Stone Cut: Oval Stone Millimeter Measurement: 5 Mm Width, 7 Mm Length Diamond Color: I Metal Color: Yellow Chain Length: 18 Inch Extender Length: 2 Inch Pendant Length: 11.4mm Pendant Width: 8.7mm Rounded Carat Weight: Less Than 1/10 Ct.t.w Chain Construction: Box Care: Wipe Clean Stone Type: 1 Lab Created Opal, 23 Lab Grown Diamond Authenticity: Lab Created Stone Birthstone: October Birthstone Metal: 10k Gold Necklace Type: Pendant Necklaces, Halo Necklaces Pendant & Charms Type: Pendants Country of Origin: Imported Gemstones may be treated and may require special care. 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. Photos are enlarged to show detail.