Sophia D Yellow Diamond Ruby and Diamond Ring Platinum and 18K Yellow GoldThis ring features a 0. 81 carat yellow diamond set in 18K yellow gold at the center. The diamond is surrounded by rubies totaling approximately 1. 25 carats, forming a continuous field of color across the top of the ring. Natural diamonds totaling approximately 0. 28 carats are set throughout the platinum mounting, outlining the design and adding contrast to the ruby and yellow diamond combination. The mixed metal setting highlights the warmth of the