Last updated: April 17, 2026

1. Introduction

Welcome to Sigma Stamps. We respect your privacy and are committed to protecting the personal information you share with us. This Privacy Policy explains how we collect, use, store, and safeguard your information when you visit or make a purchase from our website. For any privacy-related questions, please contact us at info@sigmastamps.com.

2. Information We Collect

  • Account information: name, email address, and password when you register.
  • Order information: products purchased, order history, and invoices.
  • Shipping address: delivery address, phone number, and pin code.
  • Payment information: processed securely by our payment gateway PayU. We do not store your card or bank details on our servers.
  • Technical information: IP address, browser type, device type, and pages visited (via cookies and analytics).

3. How We Use Your Information

  • To process and fulfill your orders.
  • To communicate with you about orders, shipments, and customer support queries.
  • To send transactional emails (order confirmation, shipping updates).
  • To comply with legal and tax obligations under Indian law.
  • To improve our website and customer experience.

4. Data Sharing

We do not sell your personal information. We share limited information only as necessary with:

  • PayU – our payment processor, for secure transaction handling.
  • Shipping couriers – to deliver your orders (name, address, phone).
  • Legal authorities – if required by law, court order, or government request.

5. Cookies and Tracking

We use cookies to provide core website functionality and improve your experience:

  • Essential cookies: required for login, cart, and checkout to work.
  • WooCommerce session cookies: to remember items in your cart.
  • Analytics cookies: to understand site usage (aggregate, anonymous).

You can disable cookies in your browser settings, but some site features may not function correctly.

6. Data Retention

We retain your account and order data for as long as your account is active, or as required to comply with tax, accounting, and legal obligations (typically 7 years under Indian law). You may request deletion at any time, subject to these obligations.

7. Your Rights

You have the right to:

  • Access the personal information we hold about you.
  • Request corrections to inaccurate information.
  • Request deletion of your account and data (subject to legal retention requirements).
  • Withdraw consent for marketing communications.

To exercise any of these rights, email info@sigmastamps.com with your request.

8. Third-Party Services

Our site relies on the following third-party services, each governed by its own privacy policy:

  • WooCommerce (e-commerce platform)
  • PayU (payment gateway)
  • Shipping partners (India Post, Delhivery, Bluedart, or similar couriers)

9. Children’s Privacy

This site is not intended for users under the age of 18. We do not knowingly collect personal information from minors. If you believe a minor has provided us with personal data, please contact us for removal.

10. Changes to This Policy

We may update this Privacy Policy from time to time. The “Last updated” date at the top reflects the most recent revision. Significant changes will be communicated via email or a prominent notice on the site.

11. Contact Us

Sigma Stamps
Flat No 402, Sri Nivas Towers
Yendada, Visakhapatnam 530045
Andhra Pradesh, India
Email: info@sigmastamps.com