African craftsman in the jewelry workshop polishing some semi preciosus agates
quality check at a diamond polishing tools factory in Botswana
African woman polishing and cleaning a diamond by hand with a polishing paste
quality check at a diamond polishing tools factory in Botswana
quality check at a diamond polishing tools factory in Botswana
quality check at a diamond polishing tools factory in Botswana
quality check at a diamond polishing tools factory in Botswana
African worker operating a diamond bruting machine in a polishing factory