Jewel was from the collection of Queen Nazli, former queen mother of Egypt.
At Gaborone summit, organization formalizes Botswana and Angola as nation affiliated members.
Fraudsters offering products and financial instruments it says organization endorses.
Jeweler also plans to expand lab-grown offering from one to 12 stores in coming year.
Supreme Court of British Columbia grants company extension on creditor protection.
Piece was top lot at $11.7 million Geneva Fine Jewelry sale.
Country now accounts for more than half of total group revenue.
Revenue up 0.5% to $757.1 billion for the month.
Tariffs now 15% compared to 6% a year ago after record-high levels of incoming shipments damage rupee.
Ocean Dream fetches highest amount ever for a stone of its hue.
The May issue delves into tech trends, traceability, transformable jewelry, and what’s missing in retail.