TriJewels Diamond Bridal Set Comes with Semi Mount Ring & Wedding Band 0.40 ct tw in 14K White Gold A Center Round Diamond of Weight 0.25 to 1.00 carat is recommended for this setting.Also Please let us know the choice of Head you need for your Center Stone. 0.40 ct tw Round Diamond Bridal Set which Comes with Semi Mount Ring & Wedding Band in 14K White Gold. 50 Round Diamond set using Prong Setting. SI2-I1-Clarity, G-H Color Diamond. All our Diamonds to our Best Knowledge are not Conflict Diamonds.