0.27 Carat 6mm Matching Heart His and Hers Diamond Wedding Ring Set. Amazing! This diamond wedding ring features two pieces with a half-heart design, which creates a whole heart when put together. Measuring 6mm wide, these rings feature comfort fit for more comfortable wear. Both rings boast round shaped diamonds. Each diamond weighs 0.015 ctw, which is a total of 0.27 ctw for the piece. Our excellent quality diamonds are graded G in color and SI1 in clarity. Made in New York, USA. Design your His and Hers wedding ring set with Materials of 14K, 18K Gold and 950 Platinum; Colors of White, Yellow, Pink, Two Tone Gold and Platinum.