Trading Window

September 24, 2026 BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers, Exchange Plaza, C-1, Block G, Dalal Street, Fort, Bandra Kurla Complex, Mumbai - 400 001 Bandra (East), Mumbai - 400 051 BSE Scrip Code: 544311 NSE Symbol: IGIL Dear Sir/Madam, Subject: Intimation regarding closure of trading window for “Designated Persons” under the Securities and Exchange Board of India (Prohibition of Insider Trading) Regulations, 2015, for the quarter and half year ending September 30, 2026 Pursuant to the Securities and Exchange Board of India (Prohibition of Insider Trading) Regulations, 2015 and the Code of Conduct for Regulating, Monitoring and Reporting of Trading by the Insiders of the Company, the trading window for dealing in the securities of the Company shall remain closed from Thursday, October 1, 2026 and will reopen 48 hours after the declaration of the Unaudited Standalone and Consolidated Financial Results of the Company for the quarter and half year ending September 30, 2026. The Company has duly intimated its Designated Persons regarding the closure of the trading window. The date of the Board Meeting to consider the Unaudited Standalone and Consolidated Financial Results for the quarter and half year ending September 30, 2026, will be intimated in due course. The aforesaid information will be made available on the Company's website at www.igi.org. Kindly take the above on record. Thanking you, Yours faithfully, For International Gemological Institute Limited Nitika Dalmia Company Secretary and Compliance Officer