LONDON — For gem specialists, merchants and gatherers alike, the absolute greatest difficulties are the equivalent — and very natural: How would one be able to ensure the moral provenance of a jewel or valuable stone? Guarantee it is genuine and not phony? How might one secure and track the development of a gem inside a divided and murky store network? What's more, how might one validate responsibility for piece if that is raised doubt about?
The uploaded content will be moved to this newly created album. You must criar uma conta or entrar if you want to edit this album later on.