Their combined estimated value of gemstones exceeds USD 500 million (AED 1.8 billion) Dubai, UAE — Two of the world’s largest and most exceptional natural gemstones have made their first commercial appearance in the UAE, marking a historic milestone in the global gem industry. A Sri Lankan-born UAE resident is now the sole Guinness World … Continue reading The Guinness Star and the Crescent: Record-Breaking Gemstones, Certified by Dubai Central Laboratory (DCL)