This beautiful Blue Plique A Jour Engagement Ring will take your breath away. Colorful blue ceramic and white diamond contrast sets this bold diamond engagement ring apart from others. Jewelry Designs specializes in plique-à-jour, ceramic technique, allowing light to pass through for an enhanced color effect. Showcased with a 1 carat diamond and .1 cttw of bead set detail, this round blue engagement ring sparkles as a 14k white gold setting.