She's got style on her own. Now she wears it gracefully on her lovely hand. Our 1.3-ctw oval, E VS1 is a stunning halo mounted on a diamond-accented shank. That's a lot of personality in a ring, and it suits her perfectly. A 1 Carat Center Stone - E VS1 diamond along with 0.3-carat side stones.. The Center Diamond is Certified by IGI - International Gemological Institute