Magic Metal Plate Collar Necklace Modern Luxury Gold Tone NL25 Regal Armor Bib Fashion Jewelry Ships from the USA Plate Collar Necklace. Elegant and simple, this gold tone collar adds an air of timeless beauty. Collar measures 6 inches across, 1.5 inches wide. Entire Length of Necklace, Open Laying Flat: 11 inches. Makes a perfect gift. Search Magic Metal Jewelry for more jewelry styles.