Round Brilliant Diamond Rings

Round brilliant diamond rings showcase the most iconic and timeless of all cuts. With 58 precisely angled facets, this design maximises light reflection for unmatched sparkle. The result is a dazzling display of fire, brilliance, and clarity.

Beloved for their elegance and versatility, round diamonds suit nearly any setting or style. They shine in classic solitaires, glimmer with pavé accents, or glow within a halo. Each ring celebrates refined beauty and enduring craftsmanship. Round brilliant diamonds symbolise eternal love, unity, and deep commitment. Perfect for couples seeking a ring with timeless appeal and emotional meaning.

Explore our full range of round brilliant ring styles.

RS34, Round, Platinum, Diamond Solitaire, 3D

Range of Round Brilliant Diamond Rings

  • Round Brilliant Eternity Diamond Ring Platinum 0.50ct RE1

    Round Brilliant Eternity Diamond Ring Platinum 0.50ct RE1

    $4,450

    Our stunning Round Brilliant Eternity Diamond Ring Platinum 0.50ct RE1 sparkles across the room. It is available in any diamond shape, carat weight, precious metal, and finger size to suit your needs. We use natural diamonds of GH colour and Si clarity with very good to excellent cut for high-performing sparkles. The number of diamonds can vary depending on finger size, and we base this price on size M. Contact us for more information and personalised service, or visit our Polished Diamonds showroom.

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  • Thumb Round Brilliant Eternity Diamond Ring Platinum 1.00ct RE1 3D

    Round Brilliant Eternity Diamond Ring Platinum 1.00ct RE1

    $5,400

    Our stunning Round Brilliant Eternity Diamond Ring Platinum 1.00ct RE1 sparkles across the room. It is available in any diamond shape, carat weight, precious metal, and finger size to suit your needs. We use natural diamonds of GH colour and Si clarity with very good to excellent cut for high-performing sparkles. The number of diamonds can vary depending on finger size, and we base this price on size M. Contact us for more information and personalised service, or visit our Polished Diamonds showroom.

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  • Thumb Round Brilliant Eternity Diamond Ring Platinum 1.50ct RE1 3D

    Round Brilliant Eternity Diamond Ring Platinum 1.50ct RE1

    $6,850

    Our stunning Round Brilliant Eternity Diamond Ring Platinum 1.50ct RE1 sparkles across the room. It is available in any diamond shape, carat weight, precious metal, and finger size to suit your needs. We use natural diamonds of GH colour and Si clarity with very good to excellent cut for high-performing sparkles. The number of diamonds can vary depending on finger size, and we base this price on size M. Contact us for more information and personalised service, or visit our Polished Diamonds showroom.

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  • Thumb Round Brilliant Eternity Diamond Ring Platinum 2.00ct RE1 3D

    Round Brilliant Eternity Diamond Ring Platinum 2.00ct RE1

    $7,500

    Our stunning Round Brilliant Eternity Diamond Ring Platinum 2.00ct RE1 sparkles across the room. It is available in any diamond shape, carat weight, precious metal, and finger size to suit your needs. We use natural diamonds of GH colour and Si clarity with very good to excellent cut for high-performing sparkles. The number of diamonds can vary depending on finger size, and we base this price on size M. Contact us for more information and personalised service, or visit our Polished Diamonds showroom.

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  • Thumb Round Brilliant Eternity Diamond Ring Rose Gold 0.50ct RE1 3D

    Round Brilliant Eternity Diamond Ring Rose Gold 0.50ct RE1

    $3,850

    Our stunning Round Brilliant Eternity Diamond Ring Rose Gold 0.50ct RE1 sparkles across the room. It is available in any diamond shape, carat weight, precious metal, and finger size to suit your needs. We use natural diamonds of GH colour and Si clarity with very good to excellent cut for high-performing sparkles. The number of diamonds can vary depending on finger size, and we base this price on size M. Contact us for more information and personalised service, or visit our Polished Diamonds showroom.

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  • Thumb Round Brilliant Eternity Diamond Ring Rose Gold 1.00ct RE1 3D

    Round Brilliant Eternity Diamond Ring Rose Gold 1.00ct RE1

    $4,800

    Our stunning Round Brilliant Eternity Diamond Ring Rose Gold 1.00ct RE1 sparkles across the room. It is available in any diamond shape, carat weight, precious metal, and finger size to suit your needs. We use natural diamonds of GH colour and Si clarity with very good to excellent cut for high-performing sparkles. The number of diamonds can vary depending on finger size, and we base this price on size M. Contact us for more information and personalised service, or visit our Polished Diamonds showroom.

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  • Thumb Round Brilliant Eternity Diamond Ring Rose Gold 1.50ct RE1 3D

    Round Brilliant Eternity Diamond Ring Rose Gold 1.50ct RE1

    $6,250

    Our stunning Round Brilliant Eternity Diamond Ring Rose Gold 1.50ct RE1 sparkles across the room. It is available in any diamond shape, carat weight, precious metal, and finger size to suit your needs. We use natural diamonds of GH colour and Si clarity with very good to excellent cut for high-performing sparkles. The number of diamonds can vary depending on finger size, and we base this price on size M. Contact us for more information and personalised service, or visit our Polished Diamonds showroom.

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  • Thumb Round Brilliant Eternity Diamond Ring Rose Gold 2.00ct RE1 3D

    Round Brilliant Eternity Diamond Ring Rose Gold 2.00ct RE1

    $6,900

    Our stunning Round Brilliant Eternity Diamond Ring Rose Gold 2.00ct RE1 sparkles across the room. It is available in any diamond shape, carat weight, precious metal, and finger size to suit your needs. We use natural diamonds of GH colour and Si clarity with very good to excellent cut for high-performing sparkles. The number of diamonds can vary depending on finger size, and we base this price on size M. Contact us for more information and personalised service, or visit our Polished Diamonds showroom.

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  • Thumb Round Brilliant Eternity Diamond Ring White Gold 0.50ct RE1 3D

    Round Brilliant Eternity Diamond Ring White Gold 0.50ct RE1

    $3,850

    Our stunning Round Brilliant Eternity Diamond Ring White Gold 0.50ct RE1 sparkles across the room. It is available in any diamond shape, carat weight, precious metal, and finger size to suit your needs. We use natural diamonds of GH colour and Si clarity with very good to excellent cut for high-performing sparkles. The number of diamonds can vary depending on finger size, and we base this price on size M. Contact us for more information and personalised service, or visit our Polished Diamonds showroom.

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  • Thumb Round Brilliant Eternity Diamond Ring White Gold 1.00ct RE1 3D

    Round Brilliant Eternity Diamond Ring White Gold 1.00ct RE1

    $4,800

    Our stunning Round Brilliant Eternity Diamond Ring White Gold 1.00ct RE1 sparkles across the room. It is available in any diamond shape, carat weight, precious metal, and finger size to suit your needs. We use natural diamonds of GH colour and Si clarity with very good to excellent cut for high-performing sparkles. The number of diamonds can vary depending on finger size, and we base this price on size M. Contact us for more information and personalised service, or visit our Polished Diamonds showroom.

    Select optionsLoading Done This product has multiple variants. The options may be chosen on the product page
  • Thumb Round Brilliant Eternity Diamond Ring White Gold 1.50ct RE1 3D

    Round Brilliant Eternity Diamond Ring White Gold 1.50ct RE1

    $6,250

    Our stunning Round Brilliant Eternity Diamond Ring White Gold 1.50ct RE1 sparkles across the room. It is available in any diamond shape, carat weight, precious metal, and finger size to suit your needs. We use natural diamonds of GH colour and Si clarity with very good to excellent cut for high-performing sparkles. The number of diamonds can vary depending on finger size, and we base this price on size M. Contact us for more information and personalised service, or visit our Polished Diamonds showroom.

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  • Thumb Round Brilliant Eternity Diamond Ring White Gold 2.00ct RE1 3D

    Round Brilliant Eternity Diamond Ring White Gold 2.00ct RE1

    $6,900

    Our stunning Round Brilliant Eternity Diamond Ring White Gold 2.00ct RE1 sparkles across the room. It is available in any diamond shape, carat weight, precious metal, and finger size to suit your needs. We use natural diamonds of GH colour and Si clarity with very good to excellent cut for high-performing sparkles. The number of diamonds can vary depending on finger size, and we base this price on size M. Contact us for more information and personalised service, or visit our Polished Diamonds showroom.

    Select optionsLoading Done This product has multiple variants. The options may be chosen on the product page
  • Thumb Round Brilliant Eternity Diamond Ring Yellow Gold 0.50ct RE1 3D

    Round Brilliant Eternity Diamond Ring Yellow Gold 0.50ct RE1

    $3,850

    Our stunning Round Brilliant Eternity Diamond Ring Yellow Gold 0.50ct RE1 sparkles across the room. It is available in any diamond shape, carat weight, precious metal, and finger size to suit your needs. We use natural diamonds of GH colour and Si clarity with very good to excellent cut for high-performing sparkles. The number of diamonds can vary depending on finger size, and we base this price on size M. Contact us for more information and personalised service, or visit our Polished Diamonds showroom.

    Select optionsLoading Done This product has multiple variants. The options may be chosen on the product page
  • Thumb Round Brilliant Eternity Diamond Ring Yellow Gold 1.00ct RE1 3D

    Round Brilliant Eternity Diamond Ring Yellow Gold 1.00ct RE1

    $4,800

    Our stunning Round Brilliant Eternity Diamond Ring Yellow Gold 1.00ct RE1 sparkles across the room. It is available in any diamond shape, carat weight, precious metal, and finger size to suit your needs. We use natural diamonds of GH colour and Si clarity with very good to excellent cut for high-performing sparkles. The number of diamonds can vary depending on finger size, and we base this price on size M. Contact us for more information and personalised service, or visit our Polished Diamonds showroom.

    Select optionsLoading Done This product has multiple variants. The options may be chosen on the product page
  • Thumb Round Brilliant Eternity Diamond Ring Yellow Gold 1.50ct RE1 3D

    Round Brilliant Eternity Diamond Ring Yellow Gold 1.50ct RE1

    $6,250

    Our stunning Round Brilliant Eternity Diamond Ring Yellow Gold 1.50ct RE1 sparkles across the room. It is available in any diamond shape, carat weight, precious metal, and finger size to suit your needs. We use natural diamonds of GH colour and Si clarity with very good to excellent cut for high-performing sparkles. The number of diamonds can vary depending on finger size, and we base this price on size M. Contact us for more information and personalised service, or visit our Polished Diamonds showroom.

    Select optionsLoading Done This product has multiple variants. The options may be chosen on the product page
  • Thumb Round Brilliant Eternity Diamond Ring Yellow Gold 2.00ct RE1 3D

    Round Brilliant Eternity Diamond Ring Yellow Gold 2.00ct RE1

    $6,900

    Our stunning Round Brilliant Eternity Diamond Ring Yellow Gold 2.00ct RE1 sparkles across the room. It is available in any diamond shape, carat weight, precious metal, and finger size to suit your needs. We use natural diamonds of GH colour and Si clarity with very good to excellent cut for high-performing sparkles. The number of diamonds can vary depending on finger size, and we base this price on size M. Contact us for more information and personalised service, or visit our Polished Diamonds showroom.

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Auckland Showroom

95C Ponsonby Road,
Grey Lynn
Auckland 1011

0800-233-299
auckland@polisheddiamonds.co.nz

Wellington Showroom

42 Lady Elizabeth Lane,
Waterfront – CBD
Wellington 6011

0800-233-299
wellington@polisheddiamonds.co.nz

Christchurch Showroom

30 New Regent Street,
Christchurch CBD,
Christchurch 8011

0800-233-299
christchurch@polisheddiamonds.co.nz

Find the ring
she’ll never take off.

Expert Guidance

In-store and virtual appointments with our jewellery specialists

Lifetime Warranty

Every piece is backed by our comprehensive lifetime guarantee

Finance Options – Visit Design Studios

Flexible finance available — speak with us in studio to find the right option

Certified Diamonds

GIA and IGI certified stones with full quality documentation