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

  • Thumb Diamond Ring RS8 Platinum 3D

    Round Brilliant Solitaire Diamond Ring Platinum RS8

    $2,100

    Our unique Round Brilliant Solitaire Diamond Ring RS8 in luxurious Platinum features a delicate petal setting for a regal look. This style also features a split shank, but it can be modified to suit.  This diamond ring will never date and will always look terrific. Select a Natural or Lab-Grown Diamond to complete the price. Visit a Polished Diamonds Showroom for personal service, or contact us for information and friendly advice.

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  • Thumb Diamond Ring RS8 Rose Gold 3D

    Round Brilliant Solitaire Diamond Ring Rose Gold RS8

    $1,500

    Our unique Round Brilliant Solitaire Diamond Ring RS8 in beautiful Rose Gold features a delicate petal setting for a regal look. This style also features a split shank, but it can be modified to suit.  This diamond ring will never date and will always look terrific. Select a Natural or Lab-Grown Diamond to complete the price. Visit a Polished Diamonds Showroom for personal service, or contact us for information and friendly advice.

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  • Thumb Diamond Ring RS8 Platinum 3D

    Round Brilliant Solitaire Diamond Ring White Gold RS8

    $1,500

    Our unique Round Brilliant Solitaire Diamond Ring RS8 in bright White Gold features a delicate petal setting for a regal look. This style also features a split shank, but it can be modified to suit.  This diamond ring will never date and will always look terrific. Select a Natural or Lab-Grown Diamond to complete the price. Visit a Polished Diamonds Showroom for personal service, or contact us for information and friendly advice.

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  • Thumb Diamond Ring RS8 Yellow Gold 3D

    Round Brilliant Solitaire Diamond Ring Yellow Gold RS8

    $1,500

    Our unique Round Brilliant Solitaire Diamond Ring RS8 in classic Yellow Gold features a delicate petal setting for a regal look. This style also features a split shank, but it can be modified to suit.  This diamond ring will never date and will always look terrific. Select a Natural or Lab-Grown Diamond to complete the price. Visit a Polished Diamonds Showroom for personal service, or contact us for information and friendly advice.

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  • Diamond Ring RS9 Platinum 3D

    Round Brilliant Solitaire Diamond Ring Platinum RS9

    $2,100

    Our Round Brilliant Solitaire Diamond Ring RS9 in luxurious Platinum is a stunning and elegant style that always looks terrific. RS9 is timeless and allows the diamond to sparkle ‘across the room’. Select a Natural or Lab-Grown Diamond to complete the price. Visit a Polished Diamonds Showroom or Contact Us for personal service and friendly advice.

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  • Thumb Diamond Ring Rose Gold RS9 3D

    Round Brilliant Solitaire Diamond Ring Rose Gold RS9

    $1,500

    Our Round Brilliant Solitaire Diamond Ring RS9 in beautiful Rose Gold is a stunning and elegant style that always looks terrific. RS9 is timeless and allows the diamond to sparkle ‘across the room’. Select a Natural or Lab-Grown Diamond to complete the price. Visit a Polished Diamonds Showroom or Contact Us for personal service and friendly advice.

    Select optionsLoading Done This product has multiple variants. The options may be chosen on the product page
  • Thumb Diamond Ring RS9 White Gold 3D

    Round Brilliant Solitaire Diamond Ring White Gold RS9

    $1,500

    Our Round Brilliant Solitaire Diamond Ring RS9 in bright White Gold is a stunning and elegant style that always looks terrific. RS9 is timeless and allows the diamond to sparkle ‘across the room’. Select a Natural or Lab-Grown Diamond to complete the price. Visit a Polished Diamonds Showroom or Contact Us for personal service and friendly advice.

    Select optionsLoading Done This product has multiple variants. The options may be chosen on the product page
  • Thumb Diamond Ring RS9 Yellow Gold 3D

    Round Brilliant Solitaire Diamond Ring Yellow Gold RS9

    $1,500

    Our Round Brilliant Solitaire Diamond Ring RS9 in classic Yellow Gold is a stunning and elegant style that always looks terrific. RS9 is timeless and allows the diamond to sparkle ‘across the room’. Select a Natural or Lab-Grown Diamond to complete the price. Visit a Polished Diamonds Showroom or Contact Us for personal service and friendly advice.

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  • Trilogy-Engagement-Ring-Platinum-RT1-3D

    Round Brilliant Trilogy Diamond Ring Platinum RT1

    Price range: $3,100 through $3,800

    This Round Brilliant Trilogy Diamond Ring RT1 in luxurious Platinum is a timeless style featuring a unique three-claw setting on the side, which allows the diamond to sparkle effortlessly. The Lucida style with flowing wire claws looks terrific. The price for the Trilogy Ring RT1 includes the Platinum ring and (2x) 0.25ct Round Brilliant Cut Diamonds on the sides. Select a Natural or Lab-Grown Diamond for the centre stone to complete the price. Visit a Polished Diamonds Showroom or contact us for personal service and friendly advice.

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  • Trilogy Engagement Ring, Rose Gold, RT1, 3D

    Round Brilliant Trilogy Diamond Ring Rose Gold RT1

    Price range: $2,500 through $3,200

    This Round Brilliant Trilogy Diamond Ring RT1 in beautiful Rose Gold is a timeless style featuring a unique three-claw setting on the side, which allows the diamond to sparkle effortlessly. The Lucida style with flowing wire claws looks terrific. The price for the Trilogy Ring RT1 includes the Rose Gold ring and (2x) 0.25ct Round Brilliant Cut Diamonds on the sides. Select a Natural or Lab-Grown Diamond for the centre stone, and the gold quality to complete the price. Visit a Polished Diamonds Showroom or contact us for personal service and friendly advice.

    Select optionsLoading Done This product has multiple variants. The options may be chosen on the product page
  • Trilogy Engagement Ring, Platinum, RT1, 3D

    Round Brilliant Trilogy Diamond Ring White Gold RT1

    Price range: $2,500 through $3,200

    This Round Brilliant Trilogy Diamond Ring RT1 in bright White Gold is a timeless style featuring a unique three-claw setting on the side, which allows the diamond to sparkle effortlessly. The Lucida style with flowing wire claws looks terrific. The price for the Trilogy Ring RT1 includes the White Gold ring and (2x) 0.25ct Round Brilliant Cut Diamonds on the sides. Select a Natural or Lab-Grown Diamond for the centre stone, and the gold quality to complete the price. Visit a Polished Diamonds Showroom or contact us for personal service and friendly advice.

    Select optionsLoading Done This product has multiple variants. The options may be chosen on the product page
  • Trilogy Engagement Ring, Yellow Gold, RT1, 3D

    Round Brilliant Trilogy Diamond Ring Yellow Gold RT1

    Price range: $2,500 through $3,200

    This Round Brilliant Trilogy Diamond Ring RT1 in classic Yellow Gold is a timeless style featuring a unique three-claw setting on the side, which allows the diamond to sparkle effortlessly. The Lucida style with flowing wire claws looks terrific. The price for the Trilogy Ring RT1 includes the Yellow Gold ring and (2x) 0.25ct Round Brilliant Cut Diamonds on the sides. Select a Natural or Lab-Grown Diamond for the centre stone, and the gold quality to complete the price. Visit a Polished Diamonds Showroom or contact us for personal service and friendly advice.

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  • Round Brilliant Trilogy Diamond Ring Platinum RT2

    Round Brilliant Trilogy Diamond Ring Platinum RT2

    Price range: $3,100 through $3,800

    This Round Brilliant Trilogy Diamond Ring in luxurious Platinum is a timeless style with straight claws to suspend the diamonds for maximum sparkle. The price for the Trilogy Ring RT2 includes the Platinum ring and (2x) 0.25ct Round Brilliant Cut Diamonds on the sides. Select a Natural or Lab-Grown Diamond for the centre stone to complete the price. Visit a Polished Diamonds Showroom or contact us for personal service and friendly advice.

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  • Trilogy-Diamond-Ring-RT2-Rose-3D THUMB

    Round Brilliant Trilogy Diamond Ring Rose Gold RT2

    Price range: $2,500 through $3,200

    This Round Brilliant Trilogy Diamond Ring in beautiful Rose Gold is a timeless style with straight claws to suspend the diamonds for maximum sparkle. The price for the Trilogy Ring RT2 includes the Rose Gold ring and (2x) 0.25ct Round Brilliant Cut Diamonds on the sides. Select a Natural or Lab-Grown Diamond for the centre stone, and the gold quality to complete the price. Visit a Polished Diamonds Showroom or contact us for personal service and friendly advice.

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  • Trilogy-Diamond-Ring-RT2-Platinum-3D THUMB

    Round Brilliant Trilogy Diamond Ring White Gold RT2

    Price range: $2,500 through $3,200

    This Round Brilliant Trilogy Diamond Ring in bright White Gold is a timeless style with straight claws to suspend the diamonds for maximum sparkle. The price for the Trilogy Ring RT2 includes the White Gold ring and (2x) 0.25ct Round Brilliant Cut Diamonds on the sides. Select a Natural or Lab-Grown Diamond for the centre stone, and the gold quality to complete the price. Visit a Polished Diamonds Showroom or contact us for personal service and friendly advice.

    Select optionsLoading Done This product has multiple variants. The options may be chosen on the product page
  • Trilogy-Diamond-Ring-RT2-Yellow-3D-THUMB

    Round Brilliant Trilogy Diamond Ring Yellow Gold RT2

    Price range: $2,500 through $3,200

    This Round Brilliant Trilogy Diamond Ring in classic Yellow Gold is a timeless style with straight claws to suspend the diamonds for maximum sparkle. The price for the Trilogy Ring RT2 includes the Yellow Gold ring and (2x) 0.25ct Round Brilliant Cut Diamonds on the sides. Select a Natural or Lab-Grown Diamond for the centre stone, and the gold quality to complete the price. Visit a Polished Diamonds Showroom or contact us for personal service and friendly advice.

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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