Indian jewelers break Guinness World Records titles for most diamonds in a ring: Pick your favorite Updated Feb 02, 2021; Posted Feb 02, 2021 Harshit Bansal, jeweler and founder of Renani Jewels in Meerut, India, broke the Guinness World Records title for the most diamonds set in one ring, Nov. 30, 2020. (Guinness World Records) Facebook Share Harshit Bansal, a jeweler and founder of Renani Jewels in Meerut, India, has broken a dazzling Guinness World Records title for the most diamonds set in one ring. He was given the official record Nov. 30 for his ornate floral design using 12,638 of 38.08 carat diamonds, as stated in a news article from Guinness World Records.