Lustre Gemmology Limited is registered in England and Wales (company # 11299056). 'Lustre Gemmology' and 'Sheffield Red Compensator' are registered trademarks. 'Lustre Gemology', 'Luster Gemmology', 'Luster Gemology', 'The Gemmology Bulletin' and 'The Gemology Bulletin' redirect to this site. © 2018-2020, Lustre Gemmology Limited.
Photo used in our logo by Didier Descouens.