What are the processes and techniques used in gemstone cutting and polishing, and how do they influence the stone's final appearance and value?
menu
menu
Menu
cancel
- arrow_back_iosBacknavigate_nextpersonPersonal
- arrow_back_iosBacknavigate_nextdeveloper_guideCollectibles
- shopping_bagMarketplace
- room_serviceAuctions
- layersClassifieds
- business_centerCompanies
- live_helpFAQ
- arrow_back_iosBacknavigate_nextlanguageSocial