GCAL by Sarine Opens Jewelry Lab in Mumbai

September 15, 26 by John Jeffay

GCAL by Sarine has opened a jewelry certification and quality assurance laboratory in Mumbai, extending its Indian operations from diamond grading into finished jewelry evaluation. The new laboratory is in SEEPZ, the Santacruz Electronics Export ... Read More...

Angola Diamond Production Rises 10% but Misses Target

September 15, 26 by John Jeffay

Angola produced 7.6 million carats of diamonds in the first half of 2026, up 10% year-on-year despite slow demand, but 6% below its production target. The shortfall was mainly caused by alluvial operations, which produced 45% less than planned, while... Read More...

FBI Offers $50K Reward for Dangerous Jewel Raider

September 15, 26 by John Jeffay

The FBI is offering a $50,000 reward for information leading to the arrest of a jewel raider who should be considered to be "armed and dangerous". Alberto Perez-Elias, 57, is one of four men charged over the $1 million robbery at Tio Jewelers in Cape Coral... Read More...

43% of US Consumers to Spend Less on Holiday Season Jewelry

September 14, 26 by John Jeffay

Forty-three percent of US consumers say they're planning to spend less on jewelry this holiday season, according to new research from McKinsey & Company. Only 18% said they planned to spend more, while 39% expected to spend about the same.... Read More...

Signet Posts 2.2% Same-Store Sales Growth in Q2

September 14, 26 by John Jeffay

Signet Jewelers posted a 2.2% increase in same-store sales in its second quarter and raised its full-year earnings outlook. That's despite a 0.5% decline in total sales, to $1.53 billion for the 13 weeks ended August 1, 2026, partly because Signet decommissioned... Read More...

Memo by

September 10

Diamonds are ancient - billions of years old, known to mankind for millennia and found in deposits across the six continents of Africa, Asia, Europe, North America, South America and Australia. Paraiba tourmaline is a very different story. It's an exceptionally...  Read More...