Surat (Gujarat) [India], July 11 (ANI/PNN): After a two-year hiatus due to the coronavirus pandemic, diamond connoisseurs and jewellers from India and abroad will be able to purchase loose natural and lab-grown diamonds at the much-anticipated third edition of the signature diamonds and diamond machinery show titled 'Carats--Surat Diamond Expo' hosted by the Surat Diamond Association (SDA) at the premier lifestyle club in Gujarat, Avadh Utopia on the Surat-Dumas beginning from July 15 to 17 July.