2000 Library of Congress Bimetallic Ten Dollar Gold & Platinum Proof coin w/COA. Doing business in the diamond and jewelry industry since 1979. We test and appraise every item with experience and care. Better Business Bureau A+ Rated. JEWELRY HAS BEEN IN THE INDUSTRY.SINCE 1979, 40+ YEARS IN PALM BEACH COUNTY. WE CARRY A WIDE RANGE OF DESIGN FROM MODERN TO ANTIQUE/VINTAGE PIECES. FEEL FREE TO ASK ANY QUESTIONS. Auctiva offers Free Image Hosting and Editing. This item is in the category "Coins & Paper Money\Coins: US\Commemorative\Modern Gold (1984-Now)". The seller is "adsjewelry" and is located in this country: US. This item can be shipped to United States.