Lifetime Ring Warranty; Diamond Upgrades; Financing Programs Learn More > for Forevermark for Forevermark Diamond Jewelry A. Link has derived its reputation as a dealer in the finest made diamonds and a manufacturer of traditional diamond jewelry. King Jewelers is an authorized retailer of A.Link for Forevermark engagement rings, wedding bands, and fine jewelry. View the collections below or click here to discover more at the Bridal Playground.