- Roberto Coin has been an icon in the jewelry industry for more than 30 years. His designs include his signature Appassionata Collection, the new Pois Moi Collection and the Roberto Coin Cento Diamond Collection. His collection is available in Roberto Coin Boutiques, of which Asheville was the first, and more than 400 stores nationwide including guild jewelry and specialty stores. Since 1977 Venetian jewelry designer, Roberto Coin, has devoted his life to a passion for innovative design. Finding inspiration in the most unlikely of places he is truly an artisan at work. Experimenting with light, texture, color and pattern, Coin’s style is ever evolving. His diverse collection, designed to fit every woman, is defined by a common thread—a thoughtful balance of elegance and creativity. Included in every piece of Roberto Coin jewelry is his signature ruby. The ruby symbolizes peace, prosperity and happiness and is a special wish from the designer.