Privacy Policy

Swiss International Gemlab SIG Lucerne AG and SIG Intl HK Limited (collectively “SIG”)

Last updated: March 2026

1. Who We Are

SIG operates gemmological laboratories in Lucerne, Switzerland and Hong Kong. This policy applies to all personal data collected through www.sig-labs.com and in connection with our Services. For questions, contact us at info@sig-labs.com.

2. Data We Collect

We collect personal data you provide directly, including your name, company, contact details, and gemstone submission information via our Client Registration (sig-labs.com/register) and Submission Receipts. We also collect technical data such as IP addresses, browser information, and usage behaviour through Google Analytics.

3. How We Use Your Data

We use your data to provide gemmological Services, issue Documents and Reports, manage your account, process payments, and communicate with you about your submissions. We may also use gemstone data, photographs, and visual media gathered during analysis for scientific research and marketing purposes, as set out in our Terms & Conditions.

4. Legal Basis (GDPR)

For clients in Switzerland and the EU/EEA, we process your data on the basis of contractual necessity, legitimate interest, and where applicable, your consent. For Hong Kong clients, we comply with the Personal Data (Privacy) Ordinance (Cap. 486).

5. Data Sharing

We do not sell your personal data. We may share data with third party service providers including shipping companies, payment processors, and IT service providers who assist in delivering our Services. We also share anonymised usage data with Google LLC via Google Analytics. All third parties are required to handle your data securely and in accordance with applicable law.

6. Google Analytics

Our website uses Google Analytics, a web analytics service provided by Google LLC. Google Analytics uses cookies to collect information about how visitors use our website, including pages visited, time spent, and general location. This data is transmitted to and stored on Google servers, which may be located outside Switzerland or Hong Kong. Google may process this data in accordance with its own Privacy Policy (policies.google.com/privacy). You can opt out of Google Analytics tracking by installing the Google Analytics Opt-out Browser Add-on (tools.google.com/dlpage/gaoptout) or by adjusting your cookie preferences on our website.

7. Gemstone Data and Intellectual Property

All gemmological, geological, and chemical data gathered during analysis, including photographs and visual media, remains the sole property of SIG. SIG may publish this data for scientific or commercial research purposes. Personal identifying information associated with a submission will not be published without consent.

8. Data Retention

We retain your personal data for as long as necessary to provide our Services and comply with legal obligations. Gemmological records are retained indefinitely for scientific and verification purposes. Google Analytics data is retained for 26 months by default.

9. Your Rights

Depending on your location, you may have the right to access, correct, delete, or restrict processing of your personal data. To exercise these rights, contact us at info@sig-labs.com. Swiss and EU residents may also lodge a complaint with their local supervisory authority.

10. Cookies

Our website uses essential cookies for functionality and Google Analytics cookies to understand how visitors use the site. You may manage cookie preferences through your browser settings or by using the Google Analytics Opt-out Add-on referenced in Section 6.

11. Security

We implement appropriate technical and organisational measures to protect your personal data against unauthorised access, loss, or disclosure.

12. Cross-Border Transfers

As SIG operates in both Switzerland and Hong Kong, your data may be transferred between these jurisdictions. Data collected via Google Analytics may also be processed in the United States. Both Switzerland and Hong Kong are recognised as providing adequate data protection standards under applicable law.

13. Changes to This Policy

We may update this policy from time to time. The current version will always be available at www.sig-labs.com/privacy-policy. Continued use of our Services following any update constitutes acceptance of the revised policy.

14. Contact

SIG Lucerne AG · Hofstrasse 3, 6004 Lucerne, Switzerland
SIG Intl HK Limited · 5B Shun Ho Tower, 24–30 Ice House Street, Central, Hong Kong
info@sig-labs.com · www.sig-labs.com