As a U.S.-based small business, we prioritize transparency, quality, and personalized service. Specializing in lab-grown diamonds and custom designs, we blend timeless craftsmanship with modern innovation. Our curated diamond selection, competitive pricing, and 30-day return policy make it easy to shop with confidence—knowing you're getting exceptional jewelry and attentive support every step of the way.

Maison operates online to offer competitive prices and convenience. However, if you’d like personalized assistance, our team is happy to schedule a one-on-one consultation to help you make the perfect choice.

Yes, we offer a one-year warranty against manufacturer defects. This warranty does not cover normal wear and tear, damage from misuse, loss, or theft.

We provide complimentary resizing for non-custom rings within 30 days of purchase, provided the ring is within the recommended resizing range. For assistance, contact us at support@maison-diamond.com.

We exclusively source lab-grown diamonds from trusted and reputable manufacturers. These diamonds are created using advanced technology to replicate the natural diamond-growing process, resulting in gemstones that are physically, chemically, and optically identical to mined diamonds. By choosing lab-grown diamonds, we ensure exceptional quality while promoting sustainability and minimizing environmental impact.

We carefully curate our selection of diamonds. To learn more about our selection visit our Diamond Philosophy page.

Yes we do. Please contact us and we can offer you loose natural diamonds or custom jewelry with natural diamonds.

We offer free 2-day shipping on orders over $500. While we aim to get your jewelry to you as quickly as possible, processing and lead times may vary depending on the design. Simpler pieces typically ship within 1–2 weeks, while custom or more intricate designs may take up to a month. Some items are in stock and ready to ship immediately.

Global supply chain challenges may occasionally cause delays, but we’re always here to keep you updated and help however we can—just reach out!

Yes, we offer free shipping for our standard shipping orders.

Yes we can but that may require a extra surcharge. The customer is responsible for all import taxes and fees.

All direct payment gateways adhere to the standards set by PCI-DSS as managed by the PCI Security Standards Council, which is a joint effort of brands like Visa, MasterCard, American Express, and Discover.

For more insight, you may also want to read Shopify’s Terms of Service here or Privacy Statement here.

We accept payments from major credit card companies like Visa, Mastercard, and American Express.

Financing is available via Shop Pay and we are also happy to work with you to find a piece that fits your budget.

From time to time, we offer special promotions or partner with others to provide exclusive pricing. That said, we strive to keep our everyday prices competitive with the market—so you can feel confident knowing you're getting exceptional value, with or without a promotion.

Yes, we’re happy to exchange it for merchandise credit within 30 days of receipt. Please ensure the item is in its original condition with all documentation included.

No, we will not notify the buyer if a gift is returned.

In the case when the product and packaging are unopened and undamaged, you are eligible for a full refund.

In the case when the packaging has been opened and the product is no longer in original condition, you are eligible for a partial refund.

Please check our Refund Policy to see if you're eligible for a refund.

A refund request can be submitted within 30 calendar days of the order being delivered.

When an order includes free shipping, only the cost of the return shipping is handled by the customer.