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Book Review: Hidden Gems: Jewellery Stories from the Saleroom

Larry S. Larson, August 7, 2017

Review of Hidden Gems: Jewellery Stories from the Saleroom by Sarah Hue-Williams and Raymond Sancroft-Baker.

A worker uses a light to sort through several piles of rough emeralds.

Cautious Outlook for Fall; Gemfields Accedes to Takeover

Russell Shor, July 17, 2017

Major diamond producers approach summer and early fall sales periods with caution. Plus: Largest shareholder takes over Gemfields.

The 59.60 ct mixed-cut oval CTF Pink star diamond is displayed on a woman’s hands. It is wider than her ring finger.

Spring 2017 Auction Updates: The Most Expensive Gem Ever and Other Records

Russell Shor, July 17, 2017

The spring 2017 auction season saw two important price records fall and solid, if not rising, prices for top gems across the board.

2017 Las Vegas Trade Spotty, Designers and Diamonds Lead

Russell Shor, June 28, 2017

Designers respond to market trends, demand for diamonds better than expected. Plus: Holiday season diamond marketing campaign gets funding boost.

A 24.18 ct. cut-cornered, rectangular, mixed cut Fancy Intense blue diamond flanked with tapered baguette-cut diamonds.

A Vivid Spring 2016 Auction Season: Sales Totals Near $800 Million

Russell Shor, July 7, 2016

The spring 2016 auction season was one for the record books, achieving nearly $800 million in sales between March and July and featuring the costliest gemstone ever to be sold at a public sale.

2017 Vegas Outlook: Decent, But Cautious, Buying

Russell Shor, May 31, 2017

Buyers at the 2017 JCK Show will likely stick to their open-to-buy plans, but take few chances on new lines or extra stock. Plus: An overview of retail sales, auction headlines.

Bargaining for Gems in Chanthaburi

Russell Shor, GIA, April 30, 2013

This article highlights the Chanthaburi, Thailand gem market.

Milestones of 2014, Exciting Announcements for 2015

Kate Donovan, December 31, 2014

In 2014 more than 175 alumni events offered continuing education and networking, GIA connected with alums at nearly 100 trade shows and the active number of alumni members reached 100,000.

Large open mussel shell with pink interior

Freshwater Pearling in Tennessee

Tao Hsu, Chunhui Zhou, Artitaya Homkrajae, Joyce Wing Yan Ho, Emiko Yazawa, and Pedro Padua, October 7, 2016

Natural pearl identification is one of the critical problems in pearl research. The DNA study of pearly mollusks and oysters facilitates solving this problem. To fulfill this goal, GIA sent a group from both research and education to Tennessee to sample the freshwater mollusks for DNA bar coding. Come with us to Camden, Tennessee, to see how we dive for pearly shells.

The Lure of American Freshwater Pearls: Revisiting the Latendresse Family

Tao Hsu, Chunhui Zhou, Artitaya Homkrajae, Joyce Wing Yan Ho, Emiko Yazawa, and Pedro Padua, May 18, 2017

John Latendresse is known as the father of American cultured pearls. He was also a great natural pearl collector and left his family a remarkable natural pearl collection. The Latendresse family is well recognized in the American pearl industry and has long supported GIA pearl research. Come with us to revisit this family and their pearl collection.