Halo is 10mm x 10mm, soft square, cushion shape and fits a 1 carat round center stone. 0.90CT total diamond weight, G-H color VS2-SI1 clarity. 2 bezel set sapphires, 0.10CT total. Center stone is not included. This ring ships set with a cubic zirconia center stone like the pictures. Contact us for a matching diamond wedding band.