This classic 4 prong setting contains a beautiful 4.00ct. lab-created emerald-cut sapphire. The stone measures approximately 10x8mm. The stone is accented by a hidden halo which contains .25ct in D color, VVS clarity moissanite. Purchased from a custom jeweler in New Jersey. Like new - worn only a few times. Beautiful. Sterling Silver, size 6. It's elegant and feminine. The tiny sparkle of the moissanites in the hidden halo just make it the perfect ring!