Established in America since 1983, Marquis Gold Company ("Marquis Gold and Platinum Co.") is a wholesale manufacturer of fine diamond jewelry open to the public. We specialize in high-quality diamonds with GIA, EGL, and IGI certifications. At Marquis Gold Company, it is our goal to offer you the knowledge and guidance to make the best jewelry purchase of your life. Call us at (213) 627-6926 for more information and a Marquis Gold Company professional jewelry consultant will assist you.