CCTV Script 21/05/21 CNBC 1 hr ago — This is the script of CNBC's news report for China's CCTV on May 21, 2021, Friday. Popular Searches Diamond, a must-have for modern weddings, represents one of the most successful marketing campaigns of our times. Being promoted as a symbol of love, diamond is one of the hardest substances on Earth and can take billions of years to generate in nature. Now with the help of technology, diamonds can be formed in a lab in just a few weeks. The price of lab-grown diamonds can be 30% to 40% lower than their mined counterparts, fueling demand for lab-grown stones. According to Statista, a data provider, lab-grown diamonds account for less than 4% of the global diamond market at the moment, but that number is estimated to increase to 10% by 2030.