Does the Emerald Still Match the Report? – SSEF Issues Trade Alert

TRADE ALERTSSEF - the Swiss Gemmological Laboratory SSEF Issues Trade Alert After Identifying Re-Filled EmeraldsAccompanied by Earlier "No or Minor Enhancement" Reports Picture this: An emerald with...

OBJECTIVE DIAMOND CLARITY GRADING: We Think We’re Being Subjective, but Our Brain is Doing...

Diamond clarity grading has always been considered subjective. An experienced grader looks at a diamond and says, “That looks like a solid SI₁ to...

The Brazilian Challenge: Bringing Artisanal Miners Into the System — and Building Communities that...

by Emily “D.D.” Frontiere - Contributing Editor - for the Roskin Gem News Report - -- Brazil is one of the most important colored...