Rapaport TradeWire March 12, 2026

March 12, 2026

Rapaport Market Comment - March 12, 2026 Market split continues, with 2 ct. and larger stable. Middle East war impacting sentiment and exports. Flights in and out of Dubai and Israel remain limited. Signet fiscal 4Q sales flat YOY at $2.34B-$2.35B, average selling price up 4%-5%; CEO JK Symancyk foresees growth in higher-quality natural diamonds, expansion of lab-grown in fashion jewelry. Brilliant Earth 4Q sales +4% to $124M, loss of $1.3M vs. profit of $2.6M in 4Q 2024. South Africa regulator imposes rules to promote local manufacturers' rough access. Industry awaiting news on tariff refunds after trade court calls on US customs to repay duties it collected under old tariff regime. Tom Moses to step down as GIA lab chief. Read More

RAPNET DIAMOND INDEX (RAPI™)   Weekly Monthly Y2Y 0.30 ct 0.10% 1.09% -24.37% 0.50ct 0.10% 0.40% -26.90% 1.00 ct -0.28% -1.08% -11.01% 2.00 ct -0.04% 0.11% -2.92% 3.00 ct 0.35% 0.46% -0.41%

Market Reports   United States: Large wholesalers seeing steady memo and inventory demand from retailers, especially in 2 ct.-plus sizes…   Belgium: February polished exports up 7% at $840.7 million, rough imports down 17% at $204.5 million…   Israel: Activity low due to war…   India: Mood cautious amid slow overseas demand. Domestic market slightly improved…   Hong Kong: Industry reflecting on disappointing Hong Kong shows and lack of Middle East buyers there…

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South Africa Tightens Rough Rules to Boost Local Manufacturing By Joshua Freedman Guidelines require producers to offer reasonable prices and assortments. Read More

Court Orders US Customs to Refund All Unlawful Tariffs Government likely to appeal decision. See More Signet Reports Sales at Higher End of Forecast Deeper promotions boosted retailer's top line in fourth fiscal quarter. See More GIA Chief Laboratory and Research Officer Tom Moses to Step Down Gemology expert concludes nearly 50 years at the institute. See More Antwerp Industry Seeks Greater Transparency for Lab-Grown Minister of employment and economy is looking to reserve the term "diamond" for natural only. See More Lab-Grown Diamonds Continue to Disrupt Industry in 2025 – BriteCo Price declines and changing preferences have contributed to rise of synthetics, says insurer. See More Diamonds Lead Trends at Hong Kong Shows Some 49% of attendees expect overall sales in the industry to remain stable, while 44% believe market will improve. See More Mountain Province Sales Slip Amid Weak Rough Prices Average per carat down 18% to $59 for 2025. See More Challenging Diamond Market Leads Burgundy to Loss Full-year revenue down 58% due to tariff impact and mining halt. See More Burgundy Diamond Increases Loan Facility by $44M Financing is in addition to $84.9 million it received in December. See More 10ct. Tiffany Diamond to Lead Christie's Auction Ring carries a $700,000 high estimate at March 19 Jewels Online sale. See More Emerald Jewels Take Spotlight at Bonhams Auction Necklace and unmounted gemstone bring in $83,050 each at recent Los Angeles sale. See More Grandview Klein Diamonds Opens New Facility in South Africa De Beers sightholder reaffirms commitment to responsible sourcing and local beneficiation. See More

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