All, Celebration Diamond Group Celebrates Vishwakarma Puja on 17th September 2025 Posted on September 19, 2025September 19, 2025 by diamond 19 Sep diamond Industrial Visit – PERI Institute of Technology, Mannivakkam, Chennai – 600 048 on 17th September 2025 39th Years Ayudha Pooja Marathon & Sports Celebration at Diamond Group on 21 September 2025