Changes To This Policy
This Privacy Policy is effective as of 22.06.2020 and will remain in effect except with respect to any changes in its provisions in the future, which will be in effect immediately after being posted on this page.
We reserve the right to update or change our Policy at any time and you should check this Policy periodically. Your continued use of the Service after we post any modifications to the Policy on this page will constitute your acknowledgment of the modifications and your consent to abide and be bound by the modified Policy.
If we make any material changes to this Policy, we will notify you by placing a notice on our website.
Online payment and pricing policy
Gem Matrix Co., Ltd stands for honest and transparent prices policy. Quality is our priority, therefore we don't sell our goods on memo. For a new buyer, it may seem difficult, it's a risk, nevertheless, our reputation remains significant to us. Thus, new clients may enjoy consignment-free terms only.
In case of any hesitations, Gem Matrix Co., Ltd collection is available in its office (address) and on Jewelry and Gem Fairs (Please check dates and location in the Shows section).
Gem Matrix Co., Ltd may change prices on the site without notifying. Transactions are only accepted by Gem Matrix Co., Ltd, Ltd at the time of order dispatch. We take care in ensuring the prices are correct. However at times of an honest pricing mistake that is noticed post the order placed, Gem Matrix Co., Ltd will reach you to notify inventory mismatch and reserves the right to cancel the order and issue a refund for any undercharged purchases.
Payment options
The prices are in US dollars. We accept VISA, MASTERCARD and AMERICAN EXPRESS via PayPal system.
For transactions below USD 1000, we recommend PayPal, as it guarantees a speedy checkout. For transactions exceeding USD 1000, we recommend a wire transfer directly to our bank account.

Wire transfer

Please quote your order number on remittance advice. All bank charges will be borne by the payer. Once you have made the payment, please send us a notification (bank statement / receipt / remittance advice) for a swifter process.
Returns Policy
Conditions to be eligible for the Returns & Replacement Policy:

  • Our return policy is 7 days after the shipment arrival. The return is applicable only if the customer notifies Gem Matrix Co. Ltd during 2 days after the shipment arrival.
  • Item(s) must be in their original condition. The returned item will be checked by the our team, and the decision about the refund will be made accordingly.
  • Damages due to neglect, improper usage will not be included under our Returns Policy.
  • Product should be accompanied with Original Product Certificate and Original/Copy of Invoice, packaging, documentation, lab certificates, etc.
Order Policy
During the order process, we require your information to confirm your order and to inform you about its status. Despite our efforts to display the correct color of the products, as our goods are of natural origin, we do not take responsibility for any variations that may arise. Prior to confirming your order, kindly verify all the information about the goods to ensure you receive what you intended.
Gem Matrix Co., Ltd is not responsible for any errors caused in the customer's ordering process.
Gem Report agreement
Any purchase of Gem Matrix Co., Ltd merchandise accompanied by Gem Reports, acts as the sole confidant henceforth. Gem Matrix Co., Ltd is not liable for any anomalies in the reports. The point of sale, concludes the expertise evaluation offered by Gem Matrix Co., Ltd against that offered by the Gem Report issuer in any case to be dealt directly with the Labs. The only assurance provided by Gem Matrix Co., Ltd is whether the stone is natural or synthetic.
All designs, photography, images, texts, video clips and other materials on this website are originally created and owned by Gemmatrix Co.,Ltd and should not be utilized elsewhere unless prior authorization has been obtained from us.
Privacy policy
Gem Matrix Co., Ltd ("us", "we", or "our") operates (the "Site"). This block informs you of our policies regarding the collection, use and disclosure of Personal Information we receive from users of the Site.
We use your Personal Information only for providing and improving the Site. By using the Site, you agree to the collection and use of information in accordance with this policy.

Information Collection And Use

While using our Site, we may ask you to provide us with certain personally identifiable information that can be used to contact or identify you. Personally identifiable information may include, but is not limited to your name, e-mail and phone number ("Personal Information").

Log Data

Like many site operators, we collect information that your browser sends whenever you visit our Site ("Log Data").

This Log Data may include information such as your computer's Internet Protocol ("IP") address, browser type, browser version, the pages of our Site that you visit, the time and date of your visit, the time spent on those pages and other statistics.


We may use your Personal Information to contact you with newsletters, marketing or promotional materials and other information.


Cookies are files with small amount of data, which may include an anonymous unique identifier. Cookies are sent to your browser from a web site and stored on your computer's hard drive.
Like many sites, we use "cookies" to collect information. You can instruct your browser to refuse all cookies or to indicate when a cookie is being sent. However, if you do not accept cookies, you may not be able to use some portions of our Site.


The security of your Personal Information is important to us, but remember that no method of transmission over the Internet, or method of electronic storage, is 100% secure. While we strive to use commercially acceptable means to protect your Personal Information, we cannot guarantee its absolute security.
Applicable law
The use and interpretation of these agreements and terms & conditions shall be governed by and construed in accordance with the laws of Thailand that are effective at present. If you are using this website outside Thailand, you must comply with the laws enforced in that country.