2016-05-19 026c4831a1ea8851a7f6826907a535f4002a2726 5 Oppenheimer Blue 1 /wiki/oppenheimer%20blue blue diamond 13 /wiki/diamond%20color Oppenheimer Blue blue diamond Oppenheimer Blue 2014-01-22 a15903ee172f8fe46dde58499a9fdd9d03bee8ef 3 blue diamond 1 /feed/2014/01/22/a-blue-diamond-is-found-in-cullinan-gauteng-south-africa A blue diamond is found in Cullinan, Gauteng, South Africa. /feed/2016/05/19/oppenheimer-blue-a-large-and-rare-blue-diamond-is-sold-for-576-million-usd-the-most-expensive-jewel-ever-sold-at-a Reuters 19 90987d53d0a0212689ab82e5b66ec4f8ee90be89 5 https://www.reuters.com/article/us-art-diamond-idUSKCN0Y92R4 2016 Swiss Info 19 a95619f55e5c720f347f23c32b9f010eee0dc46b 5 https://web.archive.org/web/20160519104603/http://www.swissinfo.ch/eng/blue-diamond-sells-for--58-million--highest-gem-auction-price/42163914 2016 Oppenheimer Blue, a large and rare blue diamond, is sold for $57.6 million USD, the most expensive jewel ever sold at an auction.