Yes! We offer Klarna and Affirm installment payment plans, so you can buy now and pay later with flexible monthly payments.

Yes! Our 1.0-2.0CT Halo Oval Diamond Engagement Ring comes with a certification from GIA (Gemological Institute of America), IGI (International Gemological Institute), or GRC (Gemological Research Center), depending on availability.

Each diamond includes a unique certification number, which you can verify on the respective official website to confirm authenticity.

💡 Want to check your certificate? Visit GIA.org, IGI.org, or GRC and enter your diamond’s certification number.

Yes! We provide a Ring Size Guide to help you find the perfect fit.

✔ How to measure your ring size?

1. Measure an existing ring’s diameter and match it with our Size Chart
2. Wrap a string or measuring tape around your finger and compare it with our size chart
3. Visit a local jeweler for a professional measurement

✔ What if the size doesn’t fit?

• We offer FREE resizing within 90 days (limited to 1 size up or down)
• Some styles (e.g., full pave settings or platinum rings) cannot be resized

🔗 Check our Ring Size Guide for details.

Absolutely! We offer three customization options to suit your style:

1. Ready-to-Ship: In-stock designs for immediate delivery.
2. Standard Customization:

• Choose your diamond size (1.0CT - 2.0CT and above)
• Select your diamond color (D-F: Colorless, G-H: Near Colorless)
• Pick your metal type (10-14K White Gold, Rose Gold, Yellow Gold)

3.Bespoke Customization:

• Fully personalized designs
• Unique settings and engraving
• Custom-made rings based on your own sketches or inspirations

💡 Want a custom ring?

• Select customization options on the product page
• Contact us for a personalized consultation: 📧 Email us at service@brilliantcts.com

We offer a 45-day return & refund policy to ensure your satisfaction.

✔ Return & Cancellation Conditions:

Cancel within 48 hours: Full refund (before production begins)
Cancel after 48 hours: A 30% craftsmanship fee applies (as production has started)
Return within 45 days: Refund available if the item meets return conditions
✔ Eligible Returns:
✅ Quality issues (e.g., incorrect setting, defective craftsmanship) → Full refund

✔ Non-Returnable Items:
❌ Customized items (engraved, personalized designs)
❌ Damaged or worn jewelry
❌ International orders (outside the U.S. & Canada)

📌 Exchange Policy (within 30 days):

Before receiving the ring: Free resizing (within 1 size), engraving, or same-price stone replacement
After receiving the ring: A 30% exchange fee applies if exchanged for a different design
💡 How to request a return or exchange?

Contact us for a return request & shipping address
Ship the item back and provide a tracking number
Refunds are processed within 10 business days after inspection
📜 Read our full Return & Warranty Policy.

No. Unlike treated natural stones, our lab grown colored gemstones maintain permanent color stability as the hue is intrinsic to the crystal structure.