RMC Gems is a pioneer in gemstone manufacturing
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About Us

RMC GEMS THAI CO. LTD. : Your Trusted Gemstone Partner Since 1991

About Us:
Established in the heart of Bangkok in 1991, RMC GEMS THAI CO. LTD. has been a beacon of excellence in the global gem and jewelry trade for over three decades. Throughout our journey, we’ve achieved numerous milestones, firmly establishing ourselves as a premier destination for precious and semi-precious stones. With an extensive product line that boasts an array of gemstones, including Topaz, Amethyst, Tourmaline, Garnet, Citrine, and a diverse selection of other precious and semi-precious stones and beads, we’ve become the one-stop supermart for all your gemstone needs.

Unparalleled Variety:
At RMC, we take pride in our ability to supply stones in every conceivable shape, size, and cut, catering to your specific requirements, no matter the quantity. We’re your go-to source for top-notch gemstones.

Our Strength:
Our strength lies in our vertically integrated approach, encompassing sourcing raw materials directly from mines and employing a dedicated workforce of over 1000+ skilled individuals for cutting and polishing. This seamless process ensures that we consistently deliver exceptional service and quality to our valued customers.

Market Leadership:
RMC is renowned as the market leader for Topaz stones, offering a comprehensive range that includes Swiss Blue, Sky Blue, London Blue, White, and Mystic Topaz. We are also proud to be authorized dealers of all patented coated topaz. Moreover, we are a prominent producer of tourmaline beads, known globally for our vast variety.

Global Recognition:
Our commitment to excellence has garnered us a reputation for exceptional quality, reliability, and trust worldwide. With a substantial inventory of graded stones, our mission is to provide prompt service that exceeds expectations. Our team of gemstone experts meticulously grades each stone based on color, quality, and cut to ensure that every customer receives precisely what they desire. Additionally, we actively participate in major exhibitions across the globe.

Our Mission:
At RMC GEMS THAI CO. LTD., our ultimate aim is to furnish our customers with top-quality gemstones that not only meet but exceed their expectations. We are dedicated to ensuring complete customer satisfaction in every facet of our service.

Choose RMC for an unparalleled gemstone experience – where quality, variety, and trust converge to create lasting impressions.


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