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Article

Coronavirus May Cut Chinese Demand; Diamond Companies See Better Times

Russell Shor, February 10, 2020

The economic impact of the coronavirus in mainland China and Hong Kong. Plus, an update on the diamond market and gold jewellery.

A ruby and diamond choker. The centre section is made of six strands of red pearls, framed by rubies and diamonds.

Article

Mughal Jewels Auction: Al-Thani Collection Raises $109 Million (£87.5 Million)

Russell Shor, July 16, 2019

Collectors from around the world descended on Christie's Maharajas & Mughal Magnificence auction of the jewels from the Al-Thani Collection on 19 June.

Attendees ascend an escalator with an expansive view of the Hong Kong Convention Centre.

Article

2016 Hong Kong Show: Demand Slightly Up

Russell Shor, September 20, 2016

Demand for diamonds and coloured gems exceeded the expectations of most exhibitors; many reported an improvement from last year’s business.

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

Article

A Vivid Spring 2016 Auction Season: Sales Totals Near $800 Million (£555 Million)

Russell Shor, July 7, 2016

The spring 2016 auction season was one for the record books, achieving nearly $800 million (£555 million) in sales between March and July and featuring the costliest gemstone ever to be sold at a public sale.

Article

Conversation with Jewellery Designer Martin Katz

Dawn Moore, GIA AJP, September 18, 2015

From micro-pavé to mega-watt glam, jeweller Martin Katz dazzles Hollywood stars and titans of industry alike. The award-winning designer shares his love of flying, why puka shells matter and the blue diamond he’ll never forget.

The 25.59 ct. Sunset Ruby, set in a ring by Cartier, drew a price of $30.3 million at Sotheby’s Geneva sale; the highest price ever paid for a ruby at auction and the highest per-carat price (nearly $1.2 million) ever paid for a ruby. Courtesy of Sotheby’s.

Article

Auctions Brighten Soft Year

Russell Shor, June 22, 2015

The spring auction season ended on another strong note with sales – again − setting records.

Article

Spring 2015 G&G Examines Blue Spinel, Chinese Jewellery Design and the Latest in Synthetics

Russell Shor, June 12, 2015

G&G Brief presents an overview of the content of the Spring 2015 issue of Gems & Gemology.

Article

De Beers Reduces Rough Prices – Too Little?

Russell Shor, May 19, 2015

De Beers reduces rough prices at May sight, undisclosed treated diamonds submitted to GIA, and Sotheby’s and Christie’s sales break auction records − again.

Lead-Glass-Filled Burmese Rubies

Najmeh Anjomani and Rebecca Tsang, January 30, 2015

Beads from a multi-strand necklace were the first examples of lower-lead-content glass filling in Burmese rubies examined at GIA’s Carlsbad laboratory.

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