Sterling Silver Rhodium-plated Polished Blue Topaz w/2 in ext. Necklace-WBC-QG6223BT-17Material: Primary Purity: 925 * * Finish: Polished * * Stone Type_1: Swiss Blue Topaz * * Stone Color_1: Blue * * Stone Quantity_1: 9 * * Length of Item: 17 in * * Plating: Rhodium * * Chain Length: 17 in * * Chain Width: 1. 6 mm * * Clasp Connector: Lobster (Fancy) * * Clasp Thickness (Female end): 0. 6 mm * * Clasp Thickness (Male end): 2. 4 mm * * Clasp Width (Female end): 3. 45 mm * * Clasp Width (Male end): 4. 8 mm * * Extender Length: 2 in * *