Brand New MK Plated Brass collar necklace repeating logo Curb Link MK J7960040 * Metal purity Brass * Silver plated * Cubic zirconia pave set Crystals * Chain 15" Length + 2" extender * Lobster clasp * Michael Kors jewelry is made of precious metals combined with various elements including semi-precious stones. Apply perfume and cosmetics prior to putting on your jewelry. To clean your jewelry, wipe with a soft cloth. We recommend storing your jewelry in a clean, dry place, such as the pouch that the product comes in. All measurements are approximate and as close as I can get them.