HRD Antwerp Research will be tackling the issue of treated and synthetic diamonds, in a symposium to be held at the HRD building in Antwerp, Antwerp Facets News Service (AFNS) reported. The symposium entitled "Treated and Synthetic Diamonds: Newest Developments" will be held on October 24.%%Georges Brys, General Manager HRD Antwerp NV, Yves Kerremans, Head HRD Research will make the opening speech. Industry representatives will deliver lectures on specific subjects. Jay Neogi - Chief Executive Officer of Serenity Technology will be speaking on Serenity color enhanced diamonds; Philip Martineau of the talk on colourless and heat treated brown CVD synthetic diamonds; Jef Van Royen, of HRD Research will speak about HPHT treatment of IaB diamonds; and John Chapman, Manager Diamond Technology at Rio Tinto Diamonds will touch upon techniques for detecting natural pink diamonds.