This simply gorgeous 18k white gold gemstone engagement ring semi-mount holds a fabulous 6.5mm round center stone, not included. The shank sparkles with six baguette natural sapphires, .60cttw., and four round G-H color eye-clean SI1 clarity natural diamond accents, 0.12 cttw. The milgrain beaded shank is 5mm wide at the top with a cathedral height of 3.5mm. This ring features a twin prong peg head. This lovely engagement ring semi-mount matches diamond and sapphire wedding band 47-18K256-W, sold separately. Because this ring holds a peg head, it can be set with a variety of center stones with different sizes and shapes.