GEMSTONES SOURCING
Sourcing brilliance with integrity
Every exceptional piece of jewelry begins with a stone that tells its own story. At ERAWAN, we source and supply natural diamonds and colored gemstones through a carefully curated network of ethical and long-standing partners across Thailand and the global gem trade. Our mission is to give brands, designers, and retailers direct access to stones that embody quality, authenticity, and traceable origin, always aligned with your creative and technical needs.
A Global Network You Can Trust
Over years of collaboration, ERAWAN has developed trusted relationships with reputable gemstone and diamond suppliers. This network allows us to provide a wide selection of stones; from melee diamonds for pavé settings to rare, statement-grade gemstones. Each partner is chosen for their ethical sourcing standards, adherence to the Kimberley Process, and commitment to fair labor practices.
We offer:
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Natural Diamonds: from calibrated melee to center stones, available in all shapes, colors, and clarities.
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Colored Gemstones: including sapphire, ruby, emerald, and a variety of semi-precious stones such as aquamarine, spinel, topaz, or tourmaline.
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Tailored Sourcing: based on your required size, color tone, cut, and budget.
A Seamless and Transparent Process
1
Send Your Request
Share your project details, whether you need a single certified diamond, a matched pair of sapphires, or a full set of calibrated stones for production. Our gem specialists analyze your specifications and source options within our trusted network.
2
Curated Selection
We provide a curated selection with clear specifications, close-up visuals, and price quotations for each stone option. Transparency and accuracy guide every recommendation, ensuring you receive the best possible match for your design intent.
3
Certification and Documentation
Upon request, each diamond or gemstone can be accompanied by a certificate from leading international laboratories (GIA, IGI, HRD, GRS, etc.), confirming origin, treatment, and quality grade. This guarantees full confidence for both your internal quality control and your final clients.
4
Delivery or In-House Integration
Once approved, your selected stones can be shipped securely to your location or directly integrated into production at our Bangkok atelier — ensuring complete continuity between sourcing, setting, and final creation. All shipments are handled through our trusted logistics partners with full insurance and documentation.
At ERAWAN, sourcing is more than a service, it is a commitment to transparency, traceability, and excellence. Every stone we source reflects our belief in responsible luxury and the importance of trust in every detail.Because the right stone is more than a material - it’s the beginning of every masterpiece.