There seems to be a number of rare diamonds selling at auctions across the world for millions. The most recent sale is this 15.10 carat rare Asscher cut diamond, which sold for a huge $3.3 million when it hit the hammer at auction. The stunning Asscher gem is graded flawless and has a clear D colour grade. The Gemological Institute of America update `wp_posts` set `post_content` = GIA) have also graded the diamond to have a perfect “excellent” cut. The sale was conducted by Genesis Rare Diamonds in Toronto Canada, who stated that the diamond “is one of the most aesthetically magnificent and valuable diamonds in the world”. Apparently the buyer of the diamond was an existing client of Genesis, who had been looking for a diamond like this for many years, but struggled to find the exact rare stone. The Asscher cut diamond was first introduced at the turn of the 20th century by Joseph and Abraham Asscher of the Royal Asscher Diamond Company. The cut consists of an old style step cut, because when viewed from above the diamond looks like a continuous row of steps. The diamond cut has always been a popular, unique choice for engagement rings, diamond earrings and other types of jewellery.