New 16" Silver Plated 4mm Omega Necklace Choker Collar Chain (CO1) Silver plated (available in gold plating, too) 4mm Omega choker necklace is versatile and easy to care for Can be worn alone or crafters and jewelry makers can use this necklace to complete their necklace sets Measures 16". We also have 18" and 20" inches available Sturdy high quality lobster clasp A beautiful necklace to hold your favorite pendants and charms