1.4 Carat Diamond Engagement Rings
Find the ultimate 1.4 carat engagement ring for you or your loved one. Browse timeless designs and sublime diamonds, before having your choice of each crafted into your exquisite ring.
Most rings shown with 1 ct diamond

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We get it, you’ve never done this before.
That’s why we have diamond and design experts on hand, who are here to guide you through every step - from understanding what carat, colour, cut and clarity mean, to designing the perfect ring.
About 1.4 ct diamond rings
A 1.4 ct diamond ring is a beautiful choice for an engagement ring that will offer a great amount of finger coverage while still looking demure and elegant. The size of a 1.4 carat engagement ring will be very similar to a 1.5 carat ring, but will have a lower cost. Therefore, this can be a great option for those aiming for the 1.5 ct mark with a tighter budget.
Modern classics
You want your ring design to be timeless, and we get that. Our collection features rings that transcend trends, look great from every angle and are made to last a lifetime.
Try filtering your search by our core engagement ring styles:
Solitaire engagement rings
Diamond band engagement rings
Halo engagement ring
Trilogy engagement rings

Ethically sourced & certified
The modern way to buy loose diamonds for your engagement ring, with real 360 videos and advanced filtering. Whether you're looking for a lab-created or natural centre stone, find the perfect loose diamond from our responsibly sourced collection of certified diamonds.

Made for you
Each Queensmith engagement ring is crafted to order, made just for you and your partner. We have an in-house workshop and production team that meticulously crafts your ring and finesses every detail until it passes our final quality control check. Our quality and finish is a cut above the rest.
As part of our commitment to you, we offer a Lifetime Care Package including manufacturer's warranty, free servicing, free resizing and free cleaning, fully inclusive with every ring made by us.

Learn About 1.4 ct Diamond Rings

Do you have additional questions? No problem, let us help you through the process
1.4 ct is a really great size diamond for an engagement ring. A little over the average engagement ring carat weight, 1.4 ct offers a really good amount of finger coverage without looking extravagantly large and without being impractical. A 1.4 ct diamond ring is both impressive and demure.
The cost of a good quality 1.4 ct diamond ring starts a little over £3,000. The price will vary depending on the style of the ring you choose and, most significantly, whether you choose a natural or lab grown diamond.
A loose 1.4 ct lab diamond starts at around £2,300. A natural diamond of the same specifications will be closer to £12,000. In addition to this, the metal ring setting itself starts from £700 for a simple solitaire, so a 1.4 ct diamond ring can cost anywhere from £3,000 and upward of £12,700.
A round 1.4 ct diamond measures around 7.15mm in diameter. This can vary a little depending on the proportions of the cut, and different diamond shapes will appear larger or smaller depending on the spread of carat weight over their surface. For example, elongated diamond shapes like a 1.4 ct oval diamond could measure closer to 8mm in length.
A 1.4 ct diamond weighs 280 mg.
Yes, 1.4 carat is considered fairly big for an engagement ring. The average diamond engagement ring carat weight is around 1.25 ct, so 1.4 ct is a little larger than average.

Do you have additional questions? No problem, let us help you through the process