An extremely rare blue diamond ring will lead Bonhams Fine Jewelry sale on 24th April 2013. The fancy deep-blue diamond is set in a ‘Trombino’ ring made by Bulgari, the renowned Italian jeweler favored by Hollywood film stars, and the epitome of fashion and innovation during the 1960s. The ring was made circa 1965 and is estimated to fetch $1,500,000 to $2,000,000 at auction.

blue diamond

Blue diamonds are very rarely seen on the market and fancy-coloured diamonds are among the most valuable and sought-after in the world. They have delighted royals and celebrities over the centuries, with the most famous blue ‘Hope Diamond’ bought by King Louis XIV of France in the late 17th Century. The stunning 45.52-carat diamond, originating from India was eventually stolen from the Crown Jewels by thieves in the French Revolution and then smuggled to London, finally coming to rest in the Smithsonian Natural History Museum in Washington, D.C.