Designer Irene Neuwirth is a Southern California native who famously derives inspiration from the power and colors of the ocean. Her one-of-a-kind pieces are celeb favorites, standing out for their originality and timelessness. This striking blue opal ring is surrounded by a diamond pave set in 18k gold and calls to mind the serenity and beauty of the sea. 100% diamond, 100% 18k gold, 100% opal.