Uneek Round Diamond Engagement Ring with Low Halo and Graduated Melee Diamonds U-Pave Set on Upper ShankLooks like a solitaire ring, but looks like a halo ring, too! Round diamond engagement ring with "low halo,", designed to fit a 6. 5 mm center, with 27 round brilliants (combined weight of 0. 60 carats), and featuring a "tri fluted" bottom shank; the diamonds U pave set down the upper shank are graduating in size; from Uneek's bestselling Unity Collection; matching band available.