Antique 14K white Gold Ruby Trillion Diamond 3-Stone Ring. This great piece features one emerald cut ruby in the center, weighing 1.92 carats and 2 trillion cut diamonds, totaling .62 carats. The top of the ring measures 3/8 of an inch wide at its widest point. The ring is size 6.75. Sizing is available. It weighs 5.1 grams.