Brilliance

brilliance.com · Tech

Brilliance's promotional cycle tends to move — new codes drop, older ones expire, and the mix shifts week to week. 36 offers showed up in the most recent re-sync — all codes you paste at checkout. Every code carries a "last checked" date so you can see when we last confirmed it — anything that fails at checkout gets pulled on the next pass.

Best code right now

$100 off — $100 Off Orders Over $10,000

Save $100 on your order when you spend $10,000 or more sitewide.

36 verified offers Last checked Sep 30, 2026 DataProt editorial review See all codes

12 active · verified Sep 30, 2026

Verified Brilliance coupons

10% off

Up to 10% Off Specific Parade Rings

Save up to 10% on the Floral Vine Halo Ring in White and Rose Gold by Parade.

Updated 2 weeks ago

+5 more 10% off codes Show fewer

10% off

10% Off Ready-to-Wear Engagement Rings

Save 10% on all ready-to-wear engagement rings.

Updated 2 weeks ago

10% off

Up to 10% Off Women's Wedding Bands

Get savings of up to 10% on a selection of women's wedding bands.

Updated 2 weeks ago

10% off

Extra 10% Off Men's Rings

Take an additional 10% off when you purchase any men's rings.

Updated 2 weeks ago

10% off

10% Off Your Entire Purchase

Enjoy a 10% discount on your total order value with this welcome code.

Updated 2 weeks ago

10% off

10% Off Select Styles at Brilliance

Apply this code at checkout and get 10% off select items at Brilliance.

Updated 2 weeks ago

15% off

Extra 15% Off Eternity Bands

Get an additional 15% discount on Eternity Bands.

Updated 2 weeks ago

+16 more 15% off codes Show fewer

15% off

Up to 15% Off All Products

Save up to 15% on your entire purchase.

Updated 2 weeks ago

15% off

Extra 15% Off Women's Bracelets

Enjoy an additional 15% discount on women's bracelets.

Updated 2 weeks ago

15% off

Extra 15% Off Eternity Brand

Save an additional 15% on items from the Eternity Brand.

Updated 2 weeks ago

15% off

Summer Sale: Additional 15% Off

Take an extra 15% off your purchase during the Summer Sale.

Updated 2 weeks ago

15% off

Extra 15% Off Lab Created Diamonds

Receive an additional 15% discount on all lab-created diamonds.

Updated 2 weeks ago

15% off

Up to 15% Off Men's Rings

Get savings of up to 15% on a variety of men's rings.

Updated 2 weeks ago

15% off

15% Off Wedding Bands

Take 15% off when you purchase wedding bands.

Updated 2 weeks ago

15% off

Extra 15% Off Gemstone Stud Earrings

Take an additional 15% off when you buy gemstone stud earrings.

Updated 2 weeks ago

15% off

15% Off Men's Wedding Bands

Enjoy 15% off when purchasing men's wedding bands.

Updated 2 weeks ago

15% off

Additional 15% Off Men's Wedding Bands

Get an extra 15% discount on all men's wedding bands.

Updated 2 weeks ago

15% off

15% Off Engagement Rings

Save 15% on your next purchase of engagement rings.

Updated 2 weeks ago

15% off

Extra 15% Off Gemstone Earrings

Enjoy an additional 15% discount on all gemstone earrings.

Updated 2 weeks ago

15% off

Up to 15% Off Men's Wedding Bands

Save up to 15% on a wide selection of men's wedding bands.

Updated 2 weeks ago

15% off

Up to 15% Off Your Purchase

Enjoy savings of up to 15% on a wide range of items.

Updated 2 weeks ago

15% off

15% Off Select Items at Brilliance

Redeem this coupon for 15% off select items.

Updated 2 weeks ago

15% off

Brilliance: 15% Off Sitewide

Enjoy 15% off your entire purchase at Brilliance with this coupon code.

Updated 2 weeks ago

25% off

Extra 25% Off All Women's Rings

Take an additional 25% off all women's rings.

Updated 2 weeks ago

+1 more 25% off code Show fewer

25% off

25% Bonus Discount on Designer Engagement Rings

Get a 25% bonus discount on designer engagement rings.

Updated 2 weeks ago

20% off

Additional 20% Off Eligible Purchases

Receive an extra 20% discount on eligible items.

Updated 2 weeks ago

+1 more 20% off code Show fewer

20% off

Summer Sale: Up to 20% Off Select Items

Enjoy savings of up to 20% on select items during our Summer Sale.

Updated 2 weeks ago

30% off

30% Off Select Engagement Rings & More

Get 30% off select engagement rings and other items with this holiday offer.

Updated 2 weeks ago

+1 more 30% off code Show fewer

30% off

30% Off Engagement Rings for Valentine's Day

Get a special 30% discount on all engagement rings, perfect for Valentine's Day.

Updated 2 weeks ago

$75 off

$75 Off Purchases of $7,000 or More

Receive a $75 discount on your order when you spend $7,000 or more sitewide.

Updated 2 weeks ago

$200 off

Free Silver Knot Earrings with Orders Over $200

Receive a complimentary pair of Silver Knot Earrings when you spend $200 or more on any items sitewide.

Updated 2 weeks ago

$100 off

$100 Off Orders Over $10,000

Save $100 on your order when you spend $10,000 or more sitewide.

Updated 2 weeks ago

Deal

Save on Your Order

Apply this exclusive code at checkout to save on your purchase.

Updated 2 weeks ago

$50 off

$50 Off Orders Over $200

Receive a $50 discount on your entire order when you spend $200 or more.

Updated 2 weeks ago

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Deal

Save on Your Next Gift at Brilliance

Use this code to save on your next purchase from Brilliance.

Updated 2 weeks ago

Deal

Save on Lab-Grown Diamonds at Brilliance

Use this code to save on lab-grown diamonds at Brilliance.

Updated 2 weeks ago

About the store

About Brilliance

Brilliance is a leading online retailer specializing in lab-grown diamonds and fine jewelry. Known for their ethical sourcing and commitment to quality, Brilliance offers a wide selection of engagement rings, wedding bands, earrings, necklaces, and bracelets, all featuring stunning, conflict-free diamonds. Shoppers appreciate Brilliance for their transparent pricing, customizable designs, and exceptional customer service. With a focus on sustainability and social responsibility, Brilliance provides a guilt-free way to acquire beautiful, high-quality jewelry.

Why hunt for Brilliance coupon codes? Because even with their competitive pricing, a little extra savings goes a long way! Using coupons at Brilliance allows you to maximize your budget and potentially upgrade to a larger diamond, a more intricate setting, or add another piece to your collection. Plus, with frequent promotions and discounts, finding a Brilliance coupon is easier than you think. Check back here regularly to discover the latest deals and make your next jewelry purchase even more brilliant.

Before you buy

Good to know about Brilliance

How do I use a coupon code at Brilliance?

To use a coupon code at Brilliance, simply enter the code in the designated promo code box during the checkout process. The discount will be applied to your order total before you complete your purchase. Be sure to check the expiration date and terms of the coupon before applying it.

Does Brilliance offer free shipping?

Yes, Brilliance typically offers free shipping on all orders within the United States. Check their website for the most up-to-date shipping policies.

What is Brilliance's return policy?

Brilliance offers a generous return policy. You can usually return unworn jewelry within a specified timeframe for a full refund or exchange. Review their return policy on their website for specific details and any applicable conditions.

Does Brilliance offer financing options?

Yes, Brilliance partners with financing providers to offer flexible payment plans. You can explore these options during the checkout process to find a plan that suits your budget.

Are Brilliance diamonds certified?

Yes, all Brilliance lab-grown diamonds are certified by reputable gemological laboratories, ensuring their quality and authenticity. Certification details are provided with each diamond.

Does Brilliance offer custom design services?

Yes, Brilliance specializes in custom jewelry design. You can work with their design team to create a unique piece that reflects your personal style and preferences.

How often does Brilliance have sales?

Brilliance frequently offers promotions and sales throughout the year, especially around holidays and special events. Sign up for their email newsletter to stay informed about upcoming sales and exclusive offers.

Does Brilliance offer a warranty on their jewelry?

Yes, Brilliance offers a warranty on their jewelry to protect against manufacturing defects. Review the warranty details on their website for specific coverage information.