Here is an estate 1.40Ct Marquise Brilliant Diamond & Black Onyx Ring set in 18k Gold. The Marquise Diamond is approximately 1.40Cts and it is I color and I1 clarity. This Diamond has some slight inclusions that can just barely be seen with the naked eye. Overall it faces up bright and with a nice sparkle. The stone is bezel set sideways in the center of a piece of Black Onyx. The marked 18k Gold Ring is size 4.75 and it will be sized upon request of the winning bidder. The Shank is squared so it may fit a slightly larger size. This will be auctioned with a surprisingly low reserve. Bid to Win!