Ring Style: Halo Shape: Round Absolutely breathtaking one carat set, featuring a 1/2 carat diamond centre, and perfectly matching band. Look no further for the perfect, timeless engagement ring set! Total diamond weight: 1.00ctw Diamond Clarity: SI1 - SI2 Diamond Colour: G to H Cut: Very Good to Excellent Shown in size 6.5. Sizing available upon request. All diamond rings come with One (1) Year Warranty.