Hallmarking is compulsory for the certified jewelers to sell or manufactures jewelry or artifacts. The BIS-certified jewelry mark is compulsory from any of the Assay and Hallmarking centers, which is registered under the Bureau of Indian Standard. The hallmark is a must for consisting purity and fineness in the case of Fine Gold 999, for Standard Gold 995 & gold alloy for jewelry & artifacts 916, 750 & 585. In case of Fine silver 999.9, 999.5,999.0 while silver alloy for jewellery & artefacts 990, 970, 925, 900, 835 & 800.

The prohibited elements can be found out with the testing of jewelry and artifacts at Hallmarking center. Hallmark protects the end-user from exploitation, adulteration, and manipulation of any precious metal from certified and non-certified jewelers. 

Hallmarking is compulsory for the certified jewelers to sell or manufactures jewelry or artifacts. The BIS-certified jewelry mark is compulsory from any of the Assay and Hallmarking centers, which is registered under the Bureau of Indian Standard. The hallmark is a must for consisting purity and fineness in the case of Fine Gold 999, for Standard Gold 995 & gold alloy for jewelry & artifacts 916, 750 & 585. In case of Fine silver 999.9, 999.5,999.0 while silver alloy for jewellery & artefacts 990, 970, 925, 900, 835 & 800.

The prohibited elements can be found out with the testing of jewelry and artifacts at Hallmarking center. Hallmark protects the end-user from exploitation, adulteration, and manipulation of any precious metal from certified and non-certified jewelers.