FAQs

Yes. Our diamond experts provide one-on-one consultations, either virtually or in person, to help you choose the perfect ring — from style and setting to stone selection.

Yes. We proudly offer lab-grown diamonds and recycled gold options, allowing you to choose a ring that reflects both your love and your values.

Of course. Our online guides are designed for beginners, and our experts are here to explain everything — no pressure, just honest advice.

Yes, we specialize in custom ring design. Whether starting from scratch or personalizing an existing style, we’ll guide you every step of the way.

Absolutely. Our stylists can help you create a cohesive bridal look with perfectly matched rings, earrings, bracelets, and necklaces.

We accept major credit cards, PayPal, and financing options such as Affirm and Shop Pay, subject to approval. Bank wire transfers may be available upon request.

Sales tax is collected at checkout for applicable United States states in accordance with local regulations.

No. For international orders, import duties, VAT, customs fees, and local taxes are determined by your country’s regulations and are the responsibility of the customer. These charges are not included in the item price or shipping cost.

Once your shipment arrives in your country, the carrier, such as FedEx, will contact you directly to arrange payment of any applicable duties or taxes before delivery.

Best Brilliance is known for offering exceptional sparkle and durability at unmatched prices — whether you choose moissanite or lab-grown diamonds.

Yes. Our moissanite is hand-selected for brilliance and priced fairly to reflect its premium quality — always a smart alternative to mined diamonds.

Yes. From vintage-inspired styles to modern custom bands, our collection includes many eye-catching, budget-friendly options.

Yes. Rose gold is both timeless and cost-effective — blending quality and elegance at every price point.

Yes. Our men’s collection includes premium rings, bracelets, and cufflinks crafted from gold, platinum, and bold gemstones — available to ship or customize.

Yes. You can personalize metal, texture, engraving, and even gemstone accents with our custom men’s bands.

Our men’s rings are designed with durability in mind — made to last and impress.

Yes. Many men’s items are in stock and available with express shipping.

Yes. All natural diamonds sold by Best Brilliance comply with the Kimberley Process and are sourced from reputable suppliers committed to ethical and conflict-free practices.

We work exclusively with trusted suppliers, require compliance documentation, and maintain strict sourcing standards across our supply chain.

Lab-grown diamonds are real diamonds with the same properties as natural diamonds. Moissanite is a lab-created gemstone known for its exceptional fire and brilliance. Both are durable and beautiful, offering different visual styles based on personal preference.

Both offer stunning brilliance. Moissanite tends to show more fire (rainbow sparkle), while lab-grown diamonds provide a natural diamond look. It’s a matter of personal preference.

Moissanite delivers a higher sparkle-to-price ratio, making it a smart choice for budget-conscious buyers seeking maximum brilliance.

Yes. Lab-grown diamonds are created without mining, reducing environmental impact and ensuring conflict-free sourcing.

Yes. You can design a fully custom engagement ring or fine jewelry piece using our lab-grown diamonds in all shapes and sizes.

We offer one complimentary resize for eligible items within the first 60 days from the delivery date. Some styles, such as eternity bands, cannot be resized. In those cases, we provide a free ring sizing kit.
After 60 days, resizing and repair services are available through Extend for customers who purchased an extended protection plan. Customers without Extend coverage may contact Best Brilliance for available options and pricing.

Of course. Gifted rings are eligible for free resizing as long as they are within our return and service window.

Yes. Rings in their original condition are eligible for return or exchange.

Yes. Our interactive Ring Size Guide is easy to use and accurate — you can also request a complimentary sizer shipped to your home.

Yes. We can craft non-standard sizes or unique fits to your exact specifications.

Every purchase includes a limited workmanship warranty for the first 60 days following delivery. Extended protection plans are available through Extend and are strongly recommended to provide long-term coverage beyond this initial period.

Extend is a third-party warranty provider that we have partnered with to offer Product Protection Plans—extra coverage that goes beyond the standard manufacturer’s warranty. Extend makes it easy to protect your jewelry investment with a simple online claims process and customer-friendly support. Coverage begins the day you purchase the plan and continues through the full term you select.

For jewelry, an Extend Protection Plan covers things like:

• Accidental damage from handling– including chipped, cracked, or lost diamonds or gemstones.
• Broken or bent prongs
• Polishing, refinishing, rhodium plating
• Resizing
• Any repairs needed 
• Zero deductible – no hidden fees when you file a claim

Extend makes it easy to protect your jewelry investment with a simple online claims process and customer-friendly support. Coverage begins the day you purchase the plan and continues through the full term you select.

You choose your preferred coverage term at checkout. There are the 3 year, 5 year, and Lifetime plans you can choose from. Extend offers flexibility so you can select the term that works best for you.

The cost of Extend varies depending on the price of the jewelry item and the coverage term you select. You'll see the exact price for the protection plan during checkout when adding it to your purchase.

Filing a claim with Extend is fast and simple:

1. Go to www.extend.com/customers
2. Click “File a Claim”
3. Follow the prompts – you’ll need a few details like your email, order number, and a brief description of the issue
4. Upload a photo (if requested)
5. Submit your claim – most are processed quickly, and Extend’s support team will guide you through any next steps

You can also check your coverage status or get help through the same link. Extend’s customer service team is friendly and ready to help if you have any questions during the process.

*Please note* Extend is not insurance. It will not cover loss or theft of your jewelry.

If you need any further assistance with regards to Extend please contact the Extend Customer Care Team through the Extend Claims Portal or via phone at 877.248.7707

Most Best Brilliance jewelry is made to order. Production and quality control typically take 14 to 28 days. Once shipped, delivery usually takes 2 to 3 business days, depending on location.

All orders are shipped via FedEx, fully insured, with a signature required upon delivery. A tracking number is provided once the package is handed to the carrier.

No. PO Boxes and APO/DPO addresses are not eligible for delivery. Customers must provide a valid physical address where a signature can be obtained upon delivery.

Yes. All shipments are fully insured from our facility to your delivery address.

Yes. Many popular items are in stock and ready to ship with expedited options. Let us know your deadline at checkout.

Yes. Same-day processing and express shipping are available on many items. Contact us for urgent requests.

We guarantee that you receive the exact diamond or jewelry item you selected. Every piece undergoes strict quality control and final approval before shipping. Each diamond is accompanied by an independent grading report that confirms its unique characteristics.

Yes. All diamonds sold by Best Brilliance are genuine. We offer natural diamonds, lab-grown diamonds, clarity-enhanced diamonds, and moissanite. Each product type is clearly disclosed and certified accordingly.

Yes. Lab-grown diamonds have the same chemical, physical, and optical properties as natural diamonds. They pass standard diamond testers and can only be identified using advanced gemological equipment.

Yes. Every diamond is shipped with an independent grading report from a recognized gemological laboratory such as GIA or IGI. The certificate details cut, color, clarity, carat weight, and additional identifying features.

A diamond certificate is an official document issued by an independent gemological laboratory. It verifies the diamond’s quality and characteristics and is essential for transparency, insurance, appraisal, and long-term confidence in your purchase.

Eligible items may be returned or exchanged within 30 days of delivery, provided they are unworn, unaltered, and returned in original condition with all packaging, certificates, and paperwork.

No. Custom, personalized, engraved, resized, or made-to-order items are final sale once production has begun.

You must contact Best Brilliance and initiate a return request before sending any item back. Returns sent without prior authorization may not be accepted.

Returned items are inspected by a certified gemologist within 24 to 48 hours of receipt. Once approved, refunds are issued to the original payment method. Refund processing can take up to 14 business days, depending on the payment provider, banking system, and country. Where applicable, original shipping and return shipping costs may be deducted from the refunded amount.

Orders canceled within 12 hours of placement incur no fee. Orders canceled after this period may be subject to a cancellation or restocking fee due to materials and labor already committed.

Best Brilliance sources diamonds from trusted global suppliers and works with expert craftsmen using advanced cutting and polishing technology. Every diamond is carefully selected, inspected, and approved before shipment. Each purchase is accompanied by an independent gemological certificate, giving you confidence, transparency, and lasting value.

Yes. We carry both natural certified diamonds and premium lab-grown diamonds across all jewelry categories.

Yes. Natural diamonds are GIA certified. Lab-grown diamonds are IGI certified and conflict-free.

Yes. From fully custom designs to small personalizations, our team can bring your vision to life in any metal, setting, or stone.

Our prong-set tennis bracelets are elegant, durable, and comfortable enough for daily wear.

Absolutely. Moissanite and lab-grown options deliver outstanding value without compromising craftsmanship.

Your jewelry arrives in an elegant Best Brilliance presentation box designed for protection, gifting, and special moments. The packaging shown online accurately reflects what you receive.

Our customer care team is available via live chat, email, or phone. We are here to support you before, during, and after your purchase.