999 Pure Silver Glass with 990 BIS Hallmark, 300 ml, ~120 grams100% GST Savings available at checkout today! 100% BIS Hallmarked Pure Silver Comes with triple purity assurance. Original Certificate of Authenticity + 990 BIS Hallmark + HUID (for BIS online verification) Made primarily using 999. 9 Fine Silver from MMTC PAMP and BRPL. Dent proof and anti tarnish packaging. Can be personalized with date, name or initials. Request gift packaging and personalized message during checkout. Applications: drinking water,