Your 0.50-3.0ct round diamond completes this half-bezel solitaire diamond engagement ring. The shank tapers from approx. 3.3 to 2.5mm and is available in Platinum, Palladium and 18k White Gold. PR: wait... I: wait... L: wait... LD: wait... I: wait...wait... Rank: wait... Traffic: wait... Price: wait... C: wait...