BIS Hallmark Big Update | HUID Unique Code Explained | BIS Update 2026

BIS Hallmark Big Update | HUID Unique Code Explained | BIS Update 2026

What is the BIS Hallmark HUID Code? It is a unique six-digit alphanumeric code stamped on hallmarked gold jewellery in India. Watch this video to understand how to check the HUID code and verify hallmark details before purchasing gold jewellery.