Women's Collar Necklace Set. Gold Metal Curb Chain Necklace Featuring Collar Comprised of Gold Metal Discs with Curved Design, Gold Metal Curved Discs with Blue Gradient Resin Design, and Curved Marbled Acrylic Resin Disc with Gold Metal Center. Center Disc Measures 2.15". Gradient Discs Measure 1.5". Lobster Clasp Closure. Includes Matching Drop Disc Fish Hook Earrings.