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Brilliance.com Black Friday Deals 2026

Brilliance.com is an online diamond and engagement ring retailer known for GIA-certified loose diamonds and build-your-own ring settings. The page currently lists 5 live deals, with the deepest saving at 57%. Standouts include a 0.3 carat round J color VS1 super ideal cut GIA diamond at $336.00 and a 0.52 carat E color VVS1 super ideal cut round at $1,390.00.

5 deals, up to 57% off, found by Deal.ai's agents, each checked against other stores' prices.

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Deals

  • 0.3 Carat Round Loose Diamond J Color VS1 Clarity Super Ideal Cut GIA Certified
    0.3 Carat Round Loose Diamond J Color VS1 Clarity Super Ideal Cut GIA Certified
    −57%
    Jewelry·Brilliance.com

    A loose diamond ready for the setting of your dreams

    $336.00$782.00 Brilliance.com's regular price
    Deal score 7.8 · Steal
  • Brilliance.com
    Brilliance.com 0.52 Carat E Color VVS1 Clarity Super Ideal Cut Round Loose Diamond GIA Certified
    −47%
    Jewelry·Brilliance.com

    A loose diamond ready for the perfect setting

    $1,390.00$2,637.00 Brilliance.com's regular price
    Deal score 7.8 · Steal
  • Brilliance.com
    Brilliance.com 0.3 Carat F Color SI1 Clarity Super Ideal Cut Round Loose Diamond GIA Certified
    −42%
    Jewelry·Brilliance.com

    A loose diamond ready for the ring of a lifetime

    $411.00$705.00 Brilliance.com's regular price
    Deal score 6.1 · Great deal
  • Brilliance.com
    Brilliance.com 0.71 Carat I Color VS1 Clarity Excellent Cut Round Loose Diamond GIA Certified
    −35%
    Jewelry·Brilliance.com

    A GIA-certified round diamond ready for a setting

    $912.00$1,408.00 Brilliance.com's regular price
    Deal score 5.4 · Good deal
  • Round Shape 1 Carat Loose Diamond K Color I1 Clarity Very Good Cut GIA Certified Diamond
    Round Shape 1 Carat Loose Diamond K Color I1 Clarity Very Good Cut GIA Certified Diamond
    −34%
    Jewelry·Brilliance.com

    A GIA-certified round diamond with paperwork to prove it

    $1,904.00$2,868.00 Brilliance.com's regular price
    Deal score 5.7 · Good deal
  • Questions and answers

    When does Brilliance.com run sales?
    Brilliance.com discounts loose diamonds and settings throughout the year, with deeper markdowns around Valentine's Day, Mother's Day, Black Friday and Cyber Monday. The current page shows 5 live deals, up to 57% off.
    Where is the cheapest place to buy a Brilliance.com diamond?
    Buy direct on Brilliance.com. Its listed prices beat typical mall jewelers on comparable GIA-certified stones, and the current deals start at $336.00 for a 0.3 carat round J color VS1 super ideal cut.
    What are Brilliance.com's best products?
    Loose GIA-certified round diamonds and its build-your-own engagement ring settings are the core offerings. Super ideal cut stones carry the strongest light performance, and the 0.52 carat E color VVS1 round at $1,390.00 is a top pick on this page.
    What is Brilliance.com's return policy?
    Brilliance.com accepts returns within 30 days of delivery on most items, provided the diamond and setting are unworn and in original condition. Custom and engraved pieces are typically final sale, so confirm the terms on your order before buying.
    Are Brilliance.com diamonds GIA certified?
    Yes. The loose diamonds listed here are GIA certified, including the 1 carat K color I1 very good cut round at $1,904.00. The GIA report lists color, clarity, cut and carat weight for each stone.