5 carat Radiant Cut Diamond Fancy Intense Yellow Halo Engagement Ring. Center Diamond: 5.28ct Radiant Cut Fancy Yellow Intense, VVS1 Side Diamonds: Round Cut Diamonds 1.00cttw (approx.) Material: Platinum, 18K Yellow Gold. GIA: 1142201029 Center Diamond Weight: 5.28 Metal Type: Platinum & 18K Yellow Gold Metal Weight: 8.2 gr. Condition: Excellent. Stock: A76714