Diamond Screening
We are committed to protecting our supply chain, your reputation, and your customer’s confidence. We gladly accept this responsibility by maintaining
Stuller Moissanite™
Lab-grown Moissanite has become a customer favorite due to its attractive price point and dazzling impact. Watch the video to see how it compares to other gemstones like white sapphire, white topaz, CZ, and diamonds!
Stuller Gemstones™
Sourced from all corners of the world, Stuller Gemstones stand out for their quality and brilliance. Stuller is committed to ethical sourcing, fair-trade practices, and the highest degree of transparency.
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Stuller leads the way in Diamond Screening
An up close look at Stuller Gemstones™
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Moissanite: the ultimate colorless gemstone
Gemological Services
Special Order
Have us find your unique sizes, cuts, and colors.
Diamond Cutting
Our experienced team can recut damaged diamonds and more.
Clean Scrap
Turn your extra diamonds into extra cash.
Matching Services
Send us your single gemstone, and we'll find its perfect match.
Pearl Stringing
Save time and have Stuller string pearls for you.
Color Wheel
Our color wheel of gemstones shows off the variety of rainbow and strikingly vibrant hues. Customers can see the many exciting possibilities and subtle color shifts by placing gemstones in their ideal color groupings for easy comparisons. It also helps customers coordinate two or more gems for a layout.
When a customer wonders which particular gem they want, this gives them an idea about the available range and some unexpected choices. The color wheel makes it easy to show them the difference between Ruby and Mozambique Garnet, Emerald and Tsavorite Garnet, or Amethyst and Purple Spinel.
Gemological Tools
Stuller offers the most comprehensive assortment of gemological tools from diamond testers and screeners to microscopes and imaging equipment. Our wide variety of products are well suited for anyone — from beginners to well-seasoned gemologists.
Stuller's Corporate Responsibility
Stuller and our worldwide group of affiliated companies are firmly committed to observing the highest standards of ethics and integrity in the conduct of business. We continuously strive to conduct all phases of our operations in the most ethically, environmentally, and socially responsible manner possible.