Diamond Exchange Houston has this .75 CTW Marquise Engagement Ring and Ring Guard available for only $1500 ***Price dropped to $999 for quick sale!!! We can resize these rings to fit any finger. Get this while it lasts because we only have 1 ring like this available at this price! If you are interested in purchasing this engagement ring or would like to see this ring in person then please fill out our contact form or call us today at 281-623-1105. Diamond Exchange Houston has a large selection of wholesale diamonds and engagement rings.