Gia

3 articles

A luxurious jewelry display featuring ethically sourced gemstones, symbolizing transparency and value in the luxury jewelry market.

What is ethical gemstone sourcing's impact on luxury jewelry in 2026?

Starting January 1, 2026, stones with verified provenance are expected to command a 15–20% value premium, a direct consequence of the GIA's new Country of Origin services .

Oliver Dane·June 20, 2026

A brilliant-cut diamond with exceptional sparkle, showcasing the beauty and complexity of diamond grading, with a hint of future advancements.

Accessories

Diamond Grading: The 4 Cs & 2026 Evolution

Two different diamonds with identical GIA Diamond Grading Reports can look strikingly different in person, significantly impacting their selling price, according to Circa Jewels .

Oliver Dane·June 5, 2026

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The Hidden Risks of Non-Certified Diamonds: Why Alaia Diamonds Relies on GIA Certification

This article highlights the significant risks associated with purchasing non-certified diamonds, where promised quality can differ drastically from reality. It explains why Alaia Diamonds exclusively relies on GIA certification to ensure transparency and verifiable value for its discerning clientele.

Adrianne Cole·May 14, 2026