Round stone: 1.5 carats or 7.5mm Halo stones: .25 carats or 4mm each Side stones: .06 carats or 2.5mm each Total carat: 2.8 Metal: Palladium Ring size: 5.5 The ring is BRAND NEW, NEVER WORN and will come with the original box, packaging, certificate and information, and even the bag/wrapping if you wish!