Category: Colored Gemstones

Gemfields to Restart Emerald Mining as Prices Rebound 

Solid auction performance prompts shift in company’s plans at flagship Zambian site.

Demand, Prices Improve at Gemfields Emerald Auction

Miner sells 2.4 million carats for $16.4 million.

Gemfields Sees Strong Demand at Ruby Auction 

Some 95% of lots find buyers, as largest parcel fails to sell.

Fancy-Color Price Index Slips as Tariff Fears Rage 

Figure for all diamonds down 0.3% in first quarter.

Video Podcast: Why These Diamonds Are Worth Millions

Roy Safit, CEO of the Fancy Color Research Foundation, explains the allure of pinks, blues and yellows, and how the organization creates its price index.

Climbing Rocks: A Look at Today’s Gem Trends 

With high-quality goods getting harder to find and the US moving to charge hefty import fees, prices for colored stones are spiking.

Gemfields Takes Loans to Support Business as Loss Widens 

Miner posts deficit of more than $100 million for 2024.

How Jewelers Are Swirling Mocha Mousse into Their Designs 

Brown stones of all kinds reflect the delectably warm 2025 Pantone Color of the Year.

What Causes Fancy Color in Diamonds? 

GIA experts discuss how defects can transform a stone’s value.

A Hard Time for Gemfields in Mozambique 

Regional violence and financial difficulties have beset the miner’s ruby operations in the African country. How will that affect supply?

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