Women's Formal Crystal Necklace Set. Red Carpet Ready Gold Metal Collar Bib Necklace Set Featuring Row of Emerald Green Glass Round Crystals, Row of Square Princess Cut Green Glass Crystals, and Row of Teardrop Green Glass Crystals. Collar measures 1.85" wide. Lobster Clasp Closure. Includes Matching Crystal Drop Post Backing Earrings Measuring 2 x .75 inches.