Welcome to Coubertin.com Coubertin.com is the biggest specialized auction of Olympic Games memorabilia and collectibles in the world for number of lots sold and for total value of lots sold. This is an Internet-based service primarily for vendors and collectors of Olympic Games memorabilia and collectibles but does not exclude memorabilia and collectibles of other world-leading sports events. Coubertin.com is a third-party auction administered by Collectors for Collectors. Options to purchase direct from third-parties are also advertised. Disclaimer applies. Our Mission To be the portal of choice for vendors and collectors of Olympic Games memorabilia and collectibles. To extend the services that we provide to vendors and collectors of Olympic Games memorabilia and collectibles.