Fine jewelry store in Boca Raton, FL At Devon’s Diamonds & Decor, jewelry is much more than just a business. Located in Royal Palm Place in Boca Raton, Florida, our family of fourth generation jewelers prides itself not on price points or promotions, but rather on guaranteeing our clients a tailored, personal experience that leaves them comfortable and satisfied with their purchase: whether it be the diamond ring for the love of their life or the candle holder that adorns their favorite coffee table.