Group 1 - The core idea of the news is that JD.com has launched the "Eternal Light" light performance certification report in collaboration with IGI International Gemological Institute to help consumers evaluate the brilliance of natural diamonds beyond the traditional 4C standards [1][3][4] - The certification focuses on optical dimensions such as brightness, fire, and contrast, providing a more intuitive rating for diamonds, thus enhancing consumer confidence in their purchases [3][4] - JD.com is offering limited-time promotions on certified diamonds in collaboration with brands like Xizuan, Zuokai, and Diamond Family, with discounts available from February 7 to February 14 [1][3] Group 2 - IGI International Gemological Institute is recognized for its rigorous scientific standards, promoting transparency and standardization in the diamond industry [7] - JD.com has been actively enhancing the diamond sector by introducing various initiatives, including a self-operated grading standard for lab-grown diamonds and offering services like cleaning, maintenance, and authenticity verification [7] - Future plans include deepening collaboration with IGI to expand the coverage of the "Eternal Light" certification and partnering with more quality jewelry brands to provide consumers with diamonds that balance quality and cost-effectiveness [9]

Core Viewpoint - JD.com has launched the "Eternal Light" optical performance certification report in collaboration with IGI to help consumers evaluate the brilliance of natural diamonds beyond the traditional 4C standards [1][5]. Group 1: Certification and Collaboration - The "Eternal Light" certification adds a new dimension to diamond evaluation by assessing brightness, fire, and contrast, providing a more intuitive rating for consumers [5]. - JD.com has partnered with various diamond brands, including Xizuan, Zuokai, and Diamond Family, to offer limited-time promotions on diamonds that meet the "Eternal Light" certification [1][5]. Group 2: Industry Standards and Consumer Trust - IGI, as an independent gemological institute, promotes transparency and standardization in the diamond industry, enhancing consumer confidence in diamond purchases [8]. - JD.com has been actively working to improve the quality and standardization of the diamond industry by introducing various initiatives, including self-operated grading standards for lab-grown diamonds and offering services like cleaning, maintenance, and authentication [8]. Group 3: Future Plans - JD.com plans to deepen its collaboration with IGI to expand the coverage of the "Eternal Light" certification and engage more quality jewelry brands, aiming to provide consumers with diamonds that balance quality and cost-effectiveness [9].