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At The Sparkle Sign, our gemstones are expertly cut with precision craftsmanship, ensuring exceptional brilliance and beauty. Additionally, we offer authoritative certification to guarantee the authenticity and quality of your gemstone, providing you with greater confidence in your purchase.

A Pleasant Shopping to Shipping Experience
At The Sparkle Sign, we believe that true beauty lies in the details — and that includes our product packaging. Each Lab-Grown stone product comes in a thoughtfully designed box that reflects our commitment to both luxury and sustainability.
Unbox the luxury. Embrace the future.
Blog posts

Timeless Gifts Under $100: Celebrate Mother’s Day with Lab-Grown Elegance

The Ultimate Guide to Gifting Birthstone Jewelry This Spring

Celebrate Yourself: Why Lab-Grown Gemstones Are a Must for Self-Love
Frequently Asked Questions
Q: What are the shipping times?
A: Shipping time varies by calculation method:
- 7 business days (Monday to Friday).
- 10 calendar days (including weekends and public holidays).
Q: What is the total delivery time?
A: The estimated total delivery time is:
- 7-9 business days (if calculated by business days).
- 10-12 calendar days (if calculated by calendar days).
Q: Are taxes included in the prices?
A: Yes, all prices displayed on our website include applicable taxes. The price shown is the final amount you pay.
Q: Can I exchange an item?
A: Yes, we offer a one-time free exchange for size issues or product quality concerns. Contact us at support@thesparklesign.com to initiate the process.
Q: How long do I have to return an item?
A: You have 30 days from the date you receive your item to request a return.
Q: What are the conditions for a return?
A: The item must be:
- In its original condition (unworn, unused, with tags, and in original packaging).
- Accompanied by a receipt or proof of purchase.
Q: How do I start a return?
A: Contact us at support@thesparklesign.com. If approved, you’ll receive:
- A return shipping label.
- Instructions on sending back your item.
What payment options do you offer?
We provide secure and convenient payment options for a seamless shopping experience. Choose from PayPal, credit cards (Visa, MasterCard, American Express), and Klarna installment payments.
What are lab-grown gemstones?
Lab-grown gemstones are created in labs that replicate natural conditions. They are chemically, physically, and visually identical to mined stones but are more eco-friendly and affordable.
Do lab-grown gemstones retain value?
Lab-grown gemstones are prized for beauty and practicality, not investment. Our designs are elegant, high-quality, and perfect for daily wear or gifting.
What materials are used in The Sparkle Sign's products?
Our jewelry features lab-grown stones or gemstones set in sustainable 14K gold or 925 sterling silver, ensuring exceptional quality and craftsmanship.
How should I clean my jewelry?
- Daily Cleaning: Gently wipe with a soft cloth after wear.
- Deep Cleaning: Soak in warm soapy water for 10-15 minutes, brush gently, rinse, and dry.
- Avoid Chemicals: Keep away from perfumes, cleaning agents, and harsh chemicals.
ABOUT THE SPARKLE SIGN
Our Service
Fast & Free Shipping
Enjoy speedy delivery at no extra cost
30-Day Hassle-Free Returns
30-day returns with one free resizing or exchange
Secure Payment Options
Safe payments with PayPal, credit cards & Klarna installments.
Certified Quality (GRS Certified)
Authenticity and excellence, verified by GRS