Features: Quick Ship Circumference: 7 1/2 Inch Diamond Clarity: I3 Jewelry Closure: Lobster Clasp Setting: Prong Stone Cut: Princess Stone Millimeter Measurement: 4 Mm Width, 4 Mm Length Diamond Color: I-J Metal Color: White Chain Width: 4.5 Millimeters Care: Wipe Clean Stone Type: 6 Lab Created Opal, 1 Natural Diamond Authenticity: Lab Created Stone Birthstone: October Birthstone Bracelet Type: Tennis Bracelets, Station Bracelet Metal: Sterling Silver 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.