Expert Evaluation Tools
Our Mission
We aim to build the world's leading marketplace
At StoneDirect, we aim to build the world's leading marketplace for emeralds, sapphires, rubies, diamonds, and engagement rings. Whether you're a first-time buyer or an experienced gem trader, we provide the tools and expertise to help you navigate the marketplace with confidence and clarity.
Expert Evaluation Tools
advanced AI-powered tools for safety testing
We offer advanced AI-powered tools, combined with certification standards such as GIA, to help evaluate gemstones for sale by any seller. Whether you're buying or selling, our tools provide insights based on both artificial intelligence and human expertise to ensure you get the best value.
Gemologist Support
Our Team of Experts
While technology is at the heart of what we do, we also value the human touch. Our unbiased GIA-trained gemologists are available for personal consultations. They can help you assess any diamonds or gemstones you are considering purchasing, offering peace of mind through good-old-fashioned human conversation.
We pride ourselves on the world-class team supporting our marketplace:
- GIA-trained Gemologists: With over a dozen gemologists, some of whom have graded stones at the GIA itself, we offer unparalleled expertise in gemstone valuation.
- Sociology of Diamond Valuation: Our team includes a PhD specializing in the sociology of diamond valuation, providing deep insights into the global diamond market.
- Data Scientists & PhD Mathematicians: With a team of brilliant data scientists and mathematicians, we analyze pricing trends, ensuring that you stay informed on the true market value of each stone.
- Software Engineers: Our talented engineers are behind the AI-driven tools that power our marketplace, ensuring smooth, efficient, and accurate operations.
- MBAs: Our business management team keeps everything running smoothly, ensuring that you have a seamless and secure experience at StoneDirect.org.
Why Choose Us?
- Transparency: We believe in full transparency and provide verified information from trusted sources such as the GIA.
- AI & Human Expertise: Our combination of advanced AI tools and human expertise ensures accurate gemstone evaluation.
- Trustworthy Marketplace: Our unbiased experts are here to guide you, free from any hidden agenda, ensuring you buy or sell with confidence.
Explore
Explore the world of rare stones
Explore the world of rare stones with StoneDirect, and let us help you make informed decisions in the gemstone marketplace.