18K Rose Gold Plated Compass Charm. Compasses have long been used as instruments to indicate the direction of changing winds. They also have strong symbolism apart from riding the high seas. Compasses represent protection, luck, and guidance. Great gift for graduates or someone taking on a new journey! Length measurement includes the 5 mm soldered jump ring. Our vermeil style gold plate is 40 micro inches of 98.5% pure gold plated over sterling silver with a fine layer of nickel in between. For Rose Gold, we add a thin layer of 18K Rose Gold, finished with a nanopolymer coating to protect the surface and repel oxidation. Plated in the USA.