BIS reserves 'diamond' for natural stones, forces lab-grown disclosure across India retail
New BIS disclosure norms restrict the term 'diamond' to natural stones and mandate explicit labeling of lab-grown variants. Jewellers including NAC and Ranka are overhauling labels, catalogues and certification to comply, reshaping how India's diamond retail communicates value at the counter.
What happened
Bureau of Indian Standards (BIS) · BIS has introduced disclosure norms for India's diamond retail industry, reserving the term 'diamond' for natural stones and
Why this matters
Certification, labeling-tech and lab-grown-native D2C brands become acquisition or partnership targets as legacy jewellers scramble to retool compliance stacks and segregate inventory narratives.