DiamondBuzz
The New Diamond Dilemma: Why Advanced Certification is the Key to Industry Integrity
By Ramit Kapur, MD, Gemological Science International (GSI)
The diamond industry stands at a critical juncture. In recent years, technological advancements in diamond synthesis have reached unprecedented levels, pushing the industry into a new era where distinguishing between natural and man-made diamonds has become increasingly complex. As production scales up, the quality of these diamonds is also improving, making traditional identification methods insufficient.
This evolution brings both opportunity and challenge. While the industry has embraced innovation, it must also address a pressing concern: ensuring absolute transparency at every stage of the supply chain. The risk of undisclosed mixing has never been higher, making rigorous certification no longer just a safeguard but an absolute necessity.
The Silent Challenge of Undisclosed Mixing
Unlike the past, where visual and basic spectroscopic assessments could easily differentiate natural diamonds from their counterparts, today’s landscape demands a far more advanced approach. New-generation diamonds are engineered to exhibit characteristics nearly identical to those of natural diamonds, making detection a sophisticated scientific endeavor.
Contamination; whether accidental or deliberate, can occur at multiple points in the supply chain. From loose sorting, bagging to jewelry manufacturing, from wholesale distribution to retail, an undisclosed stone can enter at any stage. Even a single instance of an undetected mix-up can erode consumer confidence and jeopardize the credibility of a business. For retailers, the challenge is clear: without a verified certification from a reputable gemological laboratory, there is always a room for doubt of what they are purchasing.
For decades, the 4Cs; Cut, Color, Clarity, and Carat weight, were the industry’s gold standard for determining a diamond’s value. However, while these parameters still hold fundamental importance, they do not address the crucial question of authenticity of the nature of origin. In an environment where sophisticated processes are used to create diamonds that look, feel, and test like natural stones under conventional methods, reliance on legacy techniques and stereotypical thought processes is no longer sufficient.
Labs Beyond Traditional Grading:
This is where gemological laboratories play a decisive role. A laboratory’s function today goes far beyond grading; it is about continuous research, technological innovation, and investment in cutting-edge detection capabilities. The methods that were effective yesterday will not be enough tomorrow. Laboratories must remain ahead of the curve, upgrading methodologies, instruments, and expertise in real-time.
The Need for Constant Evolution in Laboratory Science
At GSI, we recognize that the industry’s ability to maintain transparency hinges on the gemological community’s ability to evolve. As detection challenges grow, so do our efforts to stay ahead.
Investing in state-of-the-art instrumentation is not a one-time effort; it is an ongoing commitment. New techniques demand new solutions, and old detection methods quickly become obsolete. As the industry progresses, our labs must not only adopt the latest technologies but also develop pioneering research to stay one step ahead.
This is why at GSI, our facilities are equipped with the world’s most sophisticated diamond detection instruments, designed to analyze, verify, and certify with absolute precision. We work closely with industry partners, scientific research institutions, and technology developers to ensure that we are at the forefront of gemological advancements.
Retailers: The First Line of Consumer Protection
For retailers, advanced certification is more than a formality; it is a responsibility. Consumer trust is fragile, and in an age where buyers are more informed than ever, transparency is non-negotiable. A diamond with an undisclosed identity can severely impact business credibility, making independent verification through a trusted laboratory indispensable.
Here’s why comprehensive certification is essential for every retailer:
- Absolute Authenticity: Ensures diamonds are precisely what they are represented to be, eliminating any risk of misrepresentation and contamination.
- Regulatory Adherence: With global authorities tightening disclosure norms, compliance is no longer optional.
- Consumer Confidence: Buyers rely on retailers for assurance; a certified diamond reinforces their trust in the purchase.
- Industry Integrity: Prevents undisclosed mixing, preserving the credibility of businesses and the market at large.
The diamond industry is built on trust. As innovations in diamond production continue to advance, the need for transparency will only intensify. The responsibility to uphold this integrity does not rest with laboratories alone: retailers, wholesalers, and manufacturers must collectively prioritize certification as a fundamental business practice.
At GSI, we are committed to supporting the industry through scientific precision, technological advancement, and a dedication to detection excellence. Our goal is simple: to ensure that every diamond reaching a consumer is exactly what it claims to be.
For retailers, the message is clear: certification is not just a step in the process; it is the foundation of a credible and successful business. Ensuring that every piece of jewelry is independently verified is not just about safeguarding transactions; it is about safeguarding trust, the most valuable asset in the diamond industry.
DiamondBuzz
Exceptional Platinum Jewelry Designs Win AGTA Spectrum Awards Competition
More than 60 platinum jewellery entries competed for top honours, recognising exceptional craftsmanship, innovative designs and the versatility of platinum across coloured gemstones and pearl jewellery.
Platinum Guild International (PGI), in partnership with the American Gem Trade Association (AGTA), is pleased to announce the Platinum Honors winners of the 2026 AGTA Spectrum Awards.
More than 60 platinum jewelry entries were submitted to the Platinum Honors category, which recognizes outstanding uses of platinum in colored gemstone and natural or cultured pearl jewelry across multiple categories, from Evening Wear to Engagement Rings. PGI also traditionally presents an award for Best Use of Platinum and Color.
The AGTA Spectrum Awards competition was held at the Omni Frisco Hotel at the Star in Dallas, where Jenny Luker, President, PGI USA, judged the Platinum Honors category.
“The AGTA Spectrum Awards bring together an extraordinary range of platinum jewelry, and the level of design innovation, technical execution, and artistry is exceptional,” said Luker. “It’s exciting to see so many talented designers exploring the material in different ways, creating intricate, distinctive pieces that showcase the versatility of platinum.”
AGTA CEO John W. Ford Sr. thanked PGI for its sponsorship of the Spectrum Awards and extended his congratulations to the Platinum Honors winners. “Receiving a Platinum Honors distinction from PGI is one of the industry’s highest achievements,” he said. “We were happy to see Platinum so well represented among the AGTA Spectrum entries, which increased by 21% this year.”
Platinum’s potential for design innovation and technical accomplishment was exemplified by several of this year’s AGTA Spectrum Award winners.
The Best of Show award and 1st Place in Classical Wear was awarded to “Can’t Look Away,” a necklace by Lezlie Slavens of Luxe Fine Jewelry and collaborators. The design features a carved Paraiba tourmaline backed in platinum, suspended from a diamond-accented platinum chain and illuminated by a magnet-activated LED light source.
The Art Deco-inspired “Horus Egyptian Revival” bracelet by Joseph Dardashti, in Platinum with Rubies, Sapphires, Emeralds, Diamonds, and Onyx, won 1st Place in the Spectrum Awards’ Evening Wear category and also received a Platinum Honors distinction in the same category.
Jeffrey Bilgore’s Mahenge Spinel and Diamond “Neuvelle Moi et Toi Forever” Platinum ring received the Stuller Color of the Year Award, a new category honoring exceptional interpretations of Stuller’s “Signature Red”, and won 2nd Place in the Spectrum Awards’ Classical category.
The honour of 1st Place in the Bridal category went to Niveet Nagpal of Omi Gems, Inc. for his Platinum ring featuring a 5.32 ct. Paraiba Tourmaline, accented by Tourmaline (1.05 ctw.) and Diamonds (0.69 ctw.).
New entrant Shelby Lichtenstein was awarded 1st Place in Engagement Rings with her Platinum “Something New, Something Blue” ring, featuring a 4.50 ct. blue emerald-cut Zircon accented by Diamonds (0.26 ctw.).
“Because of platinum’s durability, strength, and tensile properties, designers can achieve things that might not be possible with other metals,” said Luker. “Whether it’s intricate micro pavé work or delicate prongs, platinum allows for exceptional precision while ensuring that gemstones remain secure.”
Across all categories of the Spectrum Awards competition, noteworthy platinum jewelry trends included bezel settings in engagement rings, designs that paired platinum with moonstones for a dreamy, elegant white-on-white effect, and brooches for both men and women that incorporated multiple gemstone types in an array of cuts and sizes.
“The level of design this year was incredible,” said Luker. “I was particularly impressed by the innovation and execution. Platinum plays such a wonderful supporting role to gemstones, and that relationship has endured—and will endure—forever.”
AGTA Spectrum – Platinum Guild International (PGI) Platinum Honors
Best Use of Platinum & Color
Roland Krainz, Krainz Creations – Platinum “Ambrosia” necklace featuring Opals accented by Diamonds, Emeralds, Sapphires, and tsavorite Garnets (140.80 ctw.).
Best Use of Platinum Crown
Ricardo Basta, E. Eichberg, Inc. – Platinum “Everest” ring featuring a 9.70 ct. cushion-cut Tanzanite accented by Diamonds (1.67 ctw.).
Bridal Wear
Jeffrey Bilgore, Jeffrey Bilgore, LLC – Platinum “JuneStones for June Brides” necklace featuring a 27.02 ct. blue-sheen oval Moonstone accented by a 7.95 ct. natural conch Pearl, Alexandrites (3.23 ctw.), and Diamonds (10.36 ctw.).
Business/Day Wear
Gabriel Angulo, Pompos Jewelry Corporation – Platinum stretchable ring with titanium springs featuring a 5.42 ct. natural oval cabochon black Opal accented by Diamonds (5.15 ctw.) and Sapphires (3.28 ctw.).
Classical
Eve Streicker, Original Eve Designs, in collaboration with Rohan Agrawal – Platinum “Zellige” brooch featuring marquise-shaped Aquamarines (8.40 ctw.) accented by Diamonds (0.28 ctw.).
Engagement Rings
Underwood Design Team, Underwood’s Fine Jewelers – Platinum ring featuring a 3.66 ct. cushion-shaped Sapphire accented by Diamonds (1.22 ctw.).
Evening Wear
Joseph Dardashti, Joseph Dardashti, Ltd. – Platinum and 18K yellow gold “Horus Egyptian Revival” bracelet featuring Rubies (5.90 ctw.), blue Sapphires (3.75 ctw.), and Emeralds (0.70 ctw.) accented by Diamonds (6.50 ctw.) and Onyx (0.75 ctw.).
Innovative Design
Cari Goldman, Pieces by Cari, LLC, in collaboration with Alexsey Yarnikh – Platinum “Love Spun” ring featuring marquise crystal Opals (2.24 ctw.) accented by Diamonds (1.0 ctw.).
Men’s Wear
Ricardo Basta, E. Eichberg, Inc. – Platinum “Siren’s Relic” ring featuring a 5.35 ct. emerald-cut Zoisite.
These highlights offer a glimpse of the exceptional work recognized in the 2026 AGTA Spectrum & Cutting Edge Awards. We invite you to explore the complete collection of winning entries at AGTA.org and discover the artistry behind each award.
Many of the winning pieces will be on display during AGTA GemFair Tucson, January 31–February 4, 2027, at the Tucson Convention Center. For AGTA members and the wider trade, it is an opportunity to appreciate the gems and craftsmanship up close, connect with the community behind them and find inspiration for what comes next.
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