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Round Engagement Rings

One of the most popular diamond shapes is the classic, round cut engagement ring. Boasting 58 facets, offering exceptional white light reflection, this is how this timeless style get’s its fiery sparkle, also known as its ‘brilliance’.

Best suited as a round solitaire ring, halo, or surrounded by a diamond band, this is one of the most popular diamond cuts for an engagement ring. In fact, 70% of all diamond rings consist of round cuts, either as the centre stone, or as complimenting features. 

Make it a moment to remember with the sparkle of a timeless round cut engagement ring, designed and hand made just for you by our expert artisans. The home of Sydney's finest diamond engagement rings, we welcome you to visit Armans Fine Jewellery in the heart of the CBD.

  • Tara Trilogy Engagement Ring - Armans Fine Jewellery

    Tara Trilogy Engagement Ring

    from $7,000.00

    Details Discover a timeless symbol of love and commitment with the Tara Trilogy Engagement Ring. Featuring a brilliant round diamond at its centre,...

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    from $7,000.00
  • Teal Dream Sapphire Ring - Armans Fine Jewellery

    Winona Teal Sapphire Engagement Ring

    from $6,800.00

    Details Experience timeless elegance with the Winona Teal Sapphire Engagement Ring. Featuring a captivating round teal sapphire, set in six prong...

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    from $6,800.00
  • Lana Green Emerald Engagement Ring - Armans Fine Jewellery

    Lana Green Emerald Engagement Ring

    from $8,800.00

    Details Capture the essence of your love with the Lana Green Emerald Engagement Ring. Featuring a stunning round cut green emerald in a double 4 ...

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    from $8,800.00
  • Round Twilight Engagement Ring - Armans Fine Jewellery
    Round Twilight Engagement Ring - Armans Fine Jewellery

    Round Twilight Engagement Ring

    from $6,800.00

    Details Get lost in the enchanting beauty of our Round Twilight Cluster Engagement Ring. Featuring a dazzling round diamond centre stone and clus...

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    from $6,800.00
  • Belle Engagement Ring - Armans Fine Jewellery

    Belle Engagement Ring

    from $8,000.00

    Details Round brilliant cut diamond adorned with intricate scrollwork and milgrain detail. Channel set diamond band.  Metals Available in 18ct...

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    from $8,000.00
  • Romance Engagement Ring - Armans Fine Jewellery

    Romance Engagement Ring

    Details 2.00ct round brilliant cut white diamond in a four-prong setting. Two fancy intense Argyle Pink Diamonds and pavé diamond leaf detailing...

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  • Desire Engagement Ring - Armans Fine Jewellery

    Desire Engagement Ring

    from $5,000.00

    Details Round brilliant cut white diamond with a semi-bezel setting. Delicate leaf detailing on band. Metals Available in 18ct Rose Gold, Whit...

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    from $5,000.00
  • Cellina Engagement Ring - Armans Fine Jewellery
    Cellina Engagement Ring - Armans Fine Jewellery

    Cellina Engagement Ring

    from $16,800.00

    Details 1.1ct round brilliant diamond with 2 x 0.4ct round brilliant side stones.  Tapered band. Metals Available in 18ct Rose Gold, White Gol...

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    from $16,800.00
  • Liana Engagement Ring - Armans Fine Jewellery

    Liana Engagement Ring

    from $7,000.00

    Details Round brilliant cut diamond with two pear cut side stones totalling 0.24ct.  Tapered band. Metals Available in 18ct White Gold, Rose G...

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    from $7,000.00
  • Cushion Eclipse Engagement Ring - Armans Fine Jewellery

    Cushion Eclipse Engagement Ring

    from $5,800.00

    Details Cushion cut white diamond with a four-prong setting and tapered band. Under-rail of pavé set white round brilliant cut diamonds. Metals...

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    from $5,800.00
  • Round Eclipse Engagement Ring - Armans Fine Jewellery

    Round Eclipse Engagement Ring

    from $5,800.00

    Details Round brilliant cut white diamond with a four-prong setting and tapered band. Channel set white round brilliant diamonds in a reverse tap...

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    from $5,800.00
  • Elegance Engagement Ring - Armans Fine Jewellery

    Elegance Engagement Ring

    from $5,000.00

    Details Round brilliant cut diamond in a four-prong setting. Reverse taper from the base of the band. Metals Available in 18ct Rose Gold, White...

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    from $5,000.00
  • Dazzle Engagement Ring - Armans Fine Jewellery

    Dazzle Engagement Ring

    from $6,800.00

    Details Round brilliant cut diamond in a four-prong setting. Pavé melee round brilliant diamond halo and split shank. Metals Available in 18c...

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    from $6,800.00
  • Angel Engagement Ring - Armans Fine Jewellery

    Angel Engagement Ring

    from $5,000.00

    Details Tension set diamond on a reverse tapered band. Metals Available in 18ct Rose Gold, White Gold, Yellow Gold or Platinum. DeliveryAll o...

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    from $5,000.00
  • Euphoria Engagement Ring - Armans Fine Jewellery

    Euphoria Engagement Ring

    $30,000.00

    Details 2.01ct Round brilliant cut white diamond with a semi-bezel V claw setting. Split band twists towards the base of the band with a matte p...

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    $30,000.00
  • Round Ellipse Engagement Ring - Armans Fine Jewellery

    Round Ellipse Engagement Ring

    from $25,000.00

    Details 1.5ct round brilliant cut diamond in a four-prong setting. Matching pavé diamond wedding rings which sit flush to the ring. Metals Ava...

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    from $25,000.00
  • Round Ellipse Engagement Ring - Armans Fine Jewellery

    Round Ellipse Engagement Ring

    from $5,000.00

    Details Round brilliant cut diamond nestled in an open four-prong setting. Split V band. Metals Available in 18ct Rose Gold, White Gold, Yellow...

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    from $5,000.00
  • Soul Round Engagement Ring - Armans Fine Jewellery
    Soul Round Engagement Ring - Armans Fine Jewellery

    Soul Round Engagement Ring

    from $5,000.00

    Details Round brilliant cut white diamond encased in a delicate band. Metals Available in 18ct Rose Gold, White Gold, Yellow Gold or Platinum. ...

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    from $5,000.00
  • Magenta Engagement Ring - Armans Fine Jewellery

    Magenta Engagement Ring

    $14,000.00

    Details 1ct round brilliant cut white diamond in a four-prong setting. Delicate pavé melee halo with round Argyle Pink Diamonds. Split shank ba...

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    $14,000.00
  • Kalliope Diamond Engagement Ring - Armans Fine Jewellery
    Kalliope Diamond Engagement Ring - Armans Fine Jewellery

    Kalliope Diamond Engagement Ring

    from $7,000.00

    Details Elegance meets brilliance in our Kalliope Diamond Engagement Ring. The centrepiece is a stunning round diamond, complemented by a sparkli...

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    from $7,000.00
  • Eloise Round Diamond Engagement Ring - Armans Fine Jewellery

    Eloise Round Diamond Engagement Ring

    from $5,000.00

    Details The Eloise Round Diamond Engagement Ring is a timeless symbol of elegance and romance. Featuring a brilliant round diamond in a classic six...

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    from $5,000.00
  • Eira Round Diamond Engagement Rings - Armans Fine Jewellery
    Eira Round Diamond Engagement Rings - Armans Fine Jewellery

    Eira Round Diamond Engagement Rings

    from $5,500.00

    Details A vision of balance and beauty, the Eira Round Diamond Engagement Rings showcases a flawless round brilliant diamond nestled within a sculp...

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    from $5,500.00
  • Half Bezel Thalia Engagement Ring

    from $13,000.00

    Details The Round Thalia Diamond Half Bezel Engagement Ring is a bold expression of modern romance. A round brilliant diamond sits securely within ...

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    from $13,000.00
  • Emera Three Stone Engagement Ring - Armans Fine Jewellery
    Emera Three Stone Engagement Ring - Armans Fine Jewellery

    Emera Three Stone Engagement Ring

    from $7,000.00

    Details The Emera Three Stone Engagement Ring is a bold celebration of colour and brilliance. A vivid green gemstone sits at the centre, framed by ...

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    from $7,000.00
  • Cora Wave Diamond Engagement Ring - Armans Fine Jewellery

    Cora Wave Diamond Engagement Ring

    from $5,000.00

    Details Fall in love with the flow of the Cora Wave Diamond Engagement Ring. Designed with a gentle wave that curves around a round brilliant diamo...

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    from $5,000.00

Create Your Custom Round Engagement Ring 

There are many ring settings to choose from when selecting a circle cut diamond engagement ring. Whether you prefer to amplify the diamond’s shape with a six prong setting, or prefer a more cushion style with a four prong, you can never go wrong when you choose a round engagement ring.

Discover our exquisite selection of engagement ring settings, from classic styles to more modern and unique designs, our engagement ring settings are handmade with the best quality. Explore our trending engagement ring settings: diamond band engagement rings, solitaire engagement rings, and diamond halo engagement rings.

Choosing the Perfect Diamond Cut 

Used in engagement rings, necklaces and other fine jewellery pieces, the round diamond cut is one of the most popular choices when selecting an engagement ring. Like most trends, their popularity has followed after celebrity engagements of Miranda Kerr and Emily Blunt. 

Each diamond sparkles in it's own way, but if you're looking for something a more custom design, we invite you to book an appointment for an in-store or over the phone consultation to discuss your options with one of our friendly team of jewellers.

Expert Insights from Armans' Jewellers

This guide was written with insights from Arman Arzumanian, Master Jeweller at Armans Fine Jewellery, who has over 25 years of experience crafting bespoke engagement rings in Sydney. 

Why is the round brilliant cut the most popular diamond for engagement rings? 

The round brilliant cut diamond has become the world’s most chosen engagement ring shape because of its unmatched light performance. With 58 facets, it maximises brilliance, fire, and scintillation. At Armans, our jewellers recommend round engagement rings for couples seeking a timeless style that will remain elegant for generations to come.

How do jewellers at Armans Fine Jewellery select the best round brilliant diamonds? 

We hand-select each diamond with a focus on cut quality, as this has the greatest impact on sparkle. At our Sydney boutique, our jewellers only choose stones that achieve excellent grades in symmetry, polish, and light return, ensuring every round diamond engagement ring meets the highest standards.

Which setting best showcases a round engagement ring? 

Round diamonds are incredibly versatile and look stunning in a variety of settings. Solitaire and six-prong designs highlight the stone’s brilliance, while halo settings add extra sparkle. Many clients at Armans choose a diamond band to complement the centre stone with added shimmer.

What size ratios or carat weights do you recommend for round engagement rings? 

Most clients opt for diamonds between 1 –2 carats, though the “ideal” size depends on finger shape, style preference, and budget. During your consultation, our jewellers will guide you through proportion and cut to ensure the diamond looks perfect for your hand.

Do round engagement rings suit every finger shape? 

Yes. The round brilliant cut is universally flattering, which is why it remains such a versatile and popular choice. Whether your fingers are slender or broader, the symmetry of a round diamond offers balance and elegance.

Why choose a round brilliant diamond if you want a timeless design? 

The round brilliant has been the standard of elegance for more than a century. Its enduring appeal, sparkle, and versatility make it the perfect choice for couples wanting a ring that will remain stylish across every generation.

Frequently Asked Questions 

What Does A Round Diamond Symbolise?

A round cut ring is extremely traditional. This classic cut symbolises the fact that this couple is traditional, conservative, endlessly faithful, and very loyal.

Are Round Engagement Rings Popular?

Yes, round brilliant cut diamonds are the most popular choice worldwide. Their exceptional sparkle and classic design ensure they remain the go-to option for couples in Australia and beyond.

What makes a round diamond sparkle more than other shapes?

Round brilliant diamonds are mathematically engineered for light reflection. Their perfect symmetry allows light to enter and refract with maximum brilliance. This precision cut ensures that round diamonds consistently outshine other fancy shapes such as cushion or princess cuts.

How do round diamonds compare to oval or cushion cuts in price and look?

Round diamonds generally carry a price premium due to cutting waste and demand. Oval and cushion cuts may offer a larger spread for the same carat weight, but they cannot match the brilliance of a round. Couples wanting a truly classic, symmetrical look tend to favour round engagement rings.

Book a consultation with our jewellers at Armans Fine Jewellery in Sydney to design your perfect round engagement ring today.