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Doubling revenue at a Southern California retailer – We collaborated with store leadership to expand their product range, successfully growing their business into both higher-end luxury and entry-level bridal, doubling revenue within 5 years.
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Increasing GMROI for a Long Island retailer – By optimizing inventory, repricing strategically, and establishing unique selling propositions for each diamond, we significantly increased profitability.
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Driving $10M+ in additional sales for an e-tailer – Through a strategic review & SWOT analysis, we identified untapped growth opportunities, designed targeted product lines, and executed a plan that generated over $10 million in sales.
At Union Gems, we don’t just sell diamonds—we curate "wow!" and offer strategic insights that drive real business results. A few examples of our work:


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Clients Come First – Your success is our success. We take the time to understand your business inside and out, offering support at every stage—from product selection to sales and beyond.
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Curating “Wow!” – We maintain strict QC standards, so you can buy with confidence, without the guesswork.
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Honesty & Transparency – We do business the right way—straightforward, ethical, and always within the spirit of the law.
As proud members of the American Gem Society, we uphold the highest industry standards. At Union Gems, we don’t just supply diamonds—we build relationships that last a lifetime. If you want a thoughtful, analytical, passionate partner, focused on helping your business grow, let’s talk.