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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.

  • Round Cushion Halo Engagement Ring - Armans Fine Jewellery

    Round Cushion Halo Engagement Ring

    from $7,200.00

    Details Round cut diamond in a four-prong setting. Pavé melee round brilliant diamond band and cushion halo. Metals Available in 18ct Rose Gol...

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    from $7,200.00
  • Snowball Halo Engagement Ring - Armans Fine Jewellery
    Snowball Halo Engagement Ring - Armans Fine Jewellery

    Snowball Halo Engagement Ring

    from $7,000.00

    Details Round cut diamond in a four-prong setting. Pavé melee round brilliant diamond band and halo. Metals Available in 18ct Rose Gold, White...

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    from $7,000.00
  • Imperial Halo Engagement Ring - Armans Fine Jewellery
    Imperial Halo Engagement Ring - Armans Fine Jewellery

    Imperial Halo Engagement Ring

    from $6,200.00

    Details Round cut diamond in a four-prong setting. Pavé melee round brilliant diamond band and halo. Metals Available in 18ct Rose Gold, Whit...

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    from $6,200.00
  • Round Halo Engagement Ring - Armans Fine Jewellery

    Round Halo Engagement Ring

    from $6,200.00

    Details Round cut diamond in a four-prong setting. Channel set round brilliant diamond band and halo. Metals Available in 18ct Rose Gold, Whit...

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    from $6,200.00
  • Solest Halo Engagement Ring - Armans Fine Jewellery
    Solest Halo Engagement Ring - Armans Fine Jewellery

    Solest Halo Engagement Ring

    from $6,200.00

    Details Round cut diamond in a four-prong setting. Pavé melee round brilliant diamond band and halo. Metals Available in 18ct Rose Gold, Whit...

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    from $6,200.00
  • Entwined Halo Engagement Ring - Armans Fine Jewellery

    Entwined Halo Engagement Ring

    from $6,000.00

    Details Round cut white diamond with a seamless halo. Twist band. Metals Available in 18ct Rose Gold, White Gold, Yellow Gold or Platinum. D...

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    from $6,000.00
  • Round Double Halo Engagement Ring - Armans Fine Jewellery

    Round Double Halo Engagement Ring

    from $12,000.00

    Details 0.9ct round brilliant cut diamond in a four-prong setting. Pavé melee round brilliant diamond band and double halo. Total Carat Weight: ...

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    from $12,000.00
  • Adina Halo Engagement Ring - Armans Fine Jewellery

    Adina Halo Engagement Ring

    from $6,500.00

    Details Round cut diamond in a four-prong setting. Pavé melee round brilliant diamond band and halo. Metals Available in 18ct Rose Gold, Whit...

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    from $6,500.00
  • 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
  • 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

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.