Brighten the blues away with a flashing Blue LED, Light-Up Diamond Ring! Blue LED Diamond Ring! Our light up blue diamond rings are giant baubles any girl is sure to love. Press the button to choose from fast flash, slow flash or steady on. This light-up diamond ring is sure to impress and light up any nighttime event. Add our Blue LED Jeweled Diamond Ring to accent your costume or just for fun! Our plastic imprintable Blue Light Up Diamond Ring makes a fun flashy personalized party favor for any party with a blue color scheme.