Rare and Unique! GIA certified 4.12 carat Fancy Vivid Yellow, VS2, Emerald cut center diamond. Set with .64 carats of white step cut trapezoid diamonds. Beautiful rectangular shape! An Emerald cut, Fancy Vivid Yellow diamond with these proportions is very sought after and rare. Set in a custom made platinum and 18k yellow gold mounting. Currently a size 6.5, this ring can easily be resized.