Trade representative is carrying out three expedited investigations that might lead to new regulations at the end of this month.
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Stone is miner’s 10th over 1,000 carats.
Platform will allow manufacturers to optimize cutting according to market value.
Move reflects market shift to higher-value diamonds.
Piece could fetch up to $50,000 at California sale.
Piece brings in $54,800, over its high estimate.
0.30 ct. RAPI up 4.2%, a bigger gain than in May.
Company celebrates 20th anniversary with release of 100 limited-edition timepieces.
Combined imports and exports up 9% in value and 14% in volume year on year in first half.
Inbound shipments likely to rise 3.3% year on year in July as retailers stock up.
Agreement aims to strengthen collaboration and develop opportunities for members across the gemstone sector.