Greece,
Established in 2007, Karantakos Jewelry has been an active companyin the sector of gem appraisals since both owners , Mr Lewnidas andHaralampos Karantakos, are GIA Graduate Gemologists. Other activities company include, but not limited to,wholsale and ...
black opal, ruby, emerald, diamond, alexandrite, sapphire, gem appraisal, jewelry, cutting, engraving, polishing.