1 Carat Lab Grown Diamond Engagement Rings

    Discover our ethically crafted 1 carat lab grown diamond engagement rings—designed for maximum sparkle, timeless elegance, and outstanding value.
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    Bezel Toi Et Moi Emerald and Pear Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Bezel Toi Et Moi Emerald and Pear Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Bezel Toi et Moi Emerald and Pear Diamond Engagement Ring
    $2,430 AUD
    Marquise Split Shank Lab Grown Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Marquise Split Shank Lab Grown Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Split Shank Diamond Engagement Ring
    $2,430 AUD
    Cushion Engraved Lab Grown Solitaire Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Cushion Engraved Lab Grown Solitaire Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Chamise Diamond Engagement Ring
    $2,250 AUD
    Marquise Petite Three Stone Lab Diamond Engagement Ring In 14K White Gold - Lucenjuri Marquise Petite Three Stone Lab Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Petite Couture Three Stone Diamond Engagement Ring
    $2,250 AUD
    Pear Starla Milgrain Lab Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Pear Starla Milgrain Lab Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Starla Milgrain Diamond Engagement Ring
    $2,250 AUD
    Cushion Compass Halo Lab Grown Diamond Engagement Ring In 14K White Gold - Lucenjuri Cushion Compass Halo Lab Grown Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Compass Halo Diamond Engagement Ring
    $2,502 AUD
    Round Eternal Blossom Lab Diamond Engagement Ring In 14K Rose Gold - Lucenjuri Round Eternal Blossom Lab Diamond Engagement Ring In 14K Rose Gold, Angle View
    1 Carat Eternal Blossom Diamond Engagement Ring
    $2,322 AUD
    Round Petite Faceted Lab Diamond Engagement Ring In 14K White Gold - Lucenjuri Round Petite Faceted Lab Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Petite Faceted Diamond Engagement Ring
    $2,430 AUD
    Oval Halo Twisted Shank Lab Diamond Engagement Ring In 14K White Gold - Lucenjuri Oval Halo Twisted Shank Lab Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Genevieve Halo Twisted Shank Diamond Engagement Ring
    $2,682 AUD
    Oval Tressa Three Stone Lab Diamond Engagement Ring In 14K White Gold - Lucenjuri Oval Tressa Three Stone Lab Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Tressa Three Stone Diamond Engagement Ring
    $2,862 AUD
    Round Luxe Trillion Cut Three Stone Lab Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Round Luxe Trillion Cut Three Stone Lab Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Luxe Trillion Cut Three Stone Diamond Engagement Ring
    $2,322 AUD
    Toi Et Moi Princess and Pear Diamond Engagement Ring In 14K White Gold - Lucenjuri Toi Et Moi Princess and Pear Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Toi et Moi Princess and Pear Diamond Engagement Ring
    $2,070 AUD
    Round Luxe Three Stone Halo Lab Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Round Luxe Three Stone Halo Lab Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Luxe Fiona Three Stone Halo Diamond Engagement Ring
    $3,042 AUD
    Pear Luxe Ciana Three Stone Lab Diamond Engagement Ring In 14K White Gold - Lucenjuri Pear Luxe Ciana Three Stone Lab Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Luxe Ciana Three Stone Diamond Engagement Ring
    $2,250 AUD
    Round Marguerite Lab Grown Diamond Engagement Ring In 14K White Gold - Lucenjuri Round Marguerite Lab Grown Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Marguerite Diamond Engagement Ring
    $2,430 AUD
    Toi Et Moi Radiant and Pear Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Toi Et Moi Radiant and Pear Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Toi et Moi Radiant and Pear Diamond Engagement Ring
    $2,070 AUD
    Heart Alena Bezel-Set Lab Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Heart Alena Bezel-Set Lab Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Alena Bezel-Set Diamond Engagement Ring
    $2,070 AUD
    Hidden Halo
    Heart Maia Pavé Lab Grown Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Heart Maia Pavé Lab Grown Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Maia Pavé Diamond Engagement Ring
    $2,610 AUD
    Round Accents Lab Grown Diamond Engagement Ring In 14K White Gold - Lucenjuri Round Accents Lab Grown Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Accents Diamond Engagement Ring
    $2,502 AUD
    Round Six-Prong Petal Lab Diamond Engagement Ring In 14K White Gold - Lucenjuri Round Six-Prong Petal Lab Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Classic Six-Prong Petal Diamond Engagement Ring
    $1,962 AUD
    Hidden Halo
    Round Accented Knife-Edge Lab Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Round Accented Knife-Edge Lab Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Collette Accented Knife-Edge Diamond Engagement Ring
    $2,502 AUD
    Toi Et Moi Oval and Pear Accented Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Toi Et Moi Oval and Pear Accented Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Toi et Moi Oval and Pear Accented Diamond Engagement Ring
    $2,250 AUD
    Princess Heart of Petals Lab Diamond Engagement Ring In 14K Rose Gold - Lucenjuri Princess Heart of Petals Lab Diamond Engagement Ring In 14K Rose Gold, Angle View
    1 Carat Heart of Petals Diamond Engagement Ring
    $2,430 AUD
    Oval Luxe Regal Halo Lab Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Oval Luxe Regal Halo Lab Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Luxe Regal Halo Diamond Engagement Ring
    $3,042 AUD
    Bezel Toi Et Moi Pear and Marquise Diamond Engagement Ring In 14K White Gold - Lucenjuri Bezel Toi Et Moi Pear and Marquise Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Bezel Toi et Moi Pear and Marquise Diamond Engagement Ring
    $2,430 AUD
    Princess Petal Four-Prong Lab Diamond Engagement Ring In 14K White Gold - Lucenjuri Princess Petal Four-Prong Lab Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Classic Petal Four-Prong Diamond Engagement Ring
    $2,250 AUD
    Oval Vera Bezel Set Solitaire Diamond Engagement Ring In 18K Yellow Gold - Lucenjuri Oval Vera Bezel Set Solitaire Diamond Engagement Ring In 18K Yellow Gold, Angle View
    1 Carat Vera Bezel Set Solitaire Diamond Engagement Ring
    $2,682 AUD
    Emerald Bezel Solitaire Double Band Diamond Engagement Ring In 18K Yellow Gold - Lucenjuri Emerald Bezel Solitaire Double Band Diamond Engagement Ring In 18K Yellow Gold, Angle View
    1 Carat Bezel Solitaire Double Band Diamond Engagement Ring
    $3,582 AUD
    Round Luminous Halo Lab Diamond Engagement Ring In 14K White Gold - Lucenjuri Round Luminous Halo Lab Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Luminous Halo Vintage Diamond Engagement Ring
    $2,502 AUD
    Round Majestic Bloom Lab Diamond Engagement Ring In 14K White Gold - Lucenjuri Round Majestic Bloom Lab Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Majestic Bloom Diamond Engagement Ring
    $3,222 AUD
    Marquise Hyacinth Halo Lab Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Marquise Hyacinth Halo Lab Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Hyacinth Halo Diamond Engagement Ring
    $2,682 AUD
    Hidden Halo
    Marquise Hidden Halo Pavé Lab Diamond Engagement Ring In 14K White Gold - Lucenjuri Marquise Hidden Halo Pavé Lab Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Hidden Halo Six-Prong Diamond Engagement Ring
    $3,402 AUD
    Princess Iris Lab Grown Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Princess Iris Lab Grown Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Iris Diamond Engagement Ring
    $2,142 AUD
    Round Lucinda Halo Lab Grown Diamond Engagement Ring In 14K White Gold - Lucenjuri Round Lucinda Halo Lab Grown Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Lucinda Halo Diamond Engagement Ring
    $2,430 AUD
    Hidden Halo
    Round Luxe Hidden Halo Six-Prong Lab Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Round Luxe Hidden Halo Six-Prong Lab Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Luxe Hidden Halo Six-Prong Diamond Engagement Ring
    $2,790 AUD
    Round Adorned Faceted Lab Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Round Adorned Faceted Lab Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Adorned Faceted Diamond Engagement Ring
    $2,790 AUD
    Looking for something unique? Explore our curated lab diamond engagement rings or bring your vision to life with our custom design options.

    Customer Reviews

    Hear why our customers love Lucenjuri

    Stunning ring, 3 carat diamond in platinum
    I am absolutely delighted with my ring, it is everything I wanted it to be. I have had many compliments about it and would have no hesitation in recommending this company, in fact two of my friends have recently purchased from here and I awaiting delivery of a Solitaire diamond ring. The jewellry is exquisite and very competitively priced with seemingly endless options, also the Customer Service is outstanding.
    Val K.
    October 19, 2026
    5 Stars
    Absolutely Gorgeous! The diamond is perfect! I reached out to the team and had some pretty specific specs. They went through and found the perfect stone for me and allowed me to choose this specific stone. Their customer service was impeccable. It took about 10 days from ordering to delivery. It was delivered in a beautiful box with the certificate. I’m so glad I found this company!
    Ursula
    September 21, 2026
    Anniversary gift
    Bought this for our 10 year anniversary and it arrived earlier than expected. My wife loved the sparkle right away, and the quality felt much better than anything we saw locally.
    Johnny
    September 16, 2026
    Amazing experience
    I couldn't be happier with my wedding set from Lucenjuri! The team went above and beyond to help me design the exact ring I wanted. The consultants were patient, kind, and highly communicative throughout the entire process. When the rings arrived, I was absolutely blown away by the gorgeous details and incredible quality. I'm a customer for life!
    Shonna W.
    September 07, 2026
    Perfect anniversary upgrade
    My wife had mentioned a toi et moi ring a few times, so I chose this for our anniversary. The radiant and pear stones look amazing together and feel really special.
    Chris L.
    September 06, 2026
    Sleek and beautiful
    I wanted the Myra with a different band and the process was easier than I expected. The finished ring has a sleek look and the diamond sparkles beautifully.
    Dorine S.
    August 23, 2026
    5 Stars
    My ring is beautiful!! Exactly as shown and described. High quality craftsmanship and outstanding communication and customer care! Christine is wonderful and tge best customer care person I have ever worked with! Highly recommended!
    Tracy
    August 04, 2026
    Stunning
    Words and pictures can not describe or do justice for this stunning, gorgeous ring, very sparkly will definitely be buying more from them. Packaging and presentation of the ring when I received was just as gorgeous
    Amber R.
    July 25, 2026
    No regrets
    Buying something this important online made me nervous, but the whole experience was smooth. The ring arrived safely and looked even better than I expected.
    Kevin W.
    July 25, 2026
    ***** Custom Design
    I knew exactly what I wanted, but the ring wasn't available on the website. I contacted Lucenjuri and Christina help me with getting the design finalized. It was a great experience, Christina was very responsive and accommodating. This is my second ring I ordered from Lucenjuri and I couldn't be happier! It features the "Chateau" style band and a 2.19 carat oval diamond. Love it!
    Justyna T.
    July 23, 2026
    Competitive Pricing
    Lifetime Warranty
    Free Shipping
    Free Returns

    1 Carat Engagement Rings

    How Big Is a 1 Carat Lab Grown Diamond?

    A 1 carat lab grown diamond is typically around 6.4–6.5mm for a round brilliant cut, which is the perfect combination of elegant presence and comfort for every day wear. A one carat diamond is one of the most popular sizes for an engagement ring because it boasts sentiment, love and commitment without being too flashy.

    Why Choose a 1 Carat Lab Diamond Engagement Ring?

    A one carat diamond engagement ring is timeless, versatile and works well for a variety of hand shapes. With lab grown diamonds, you get higher clarity, color (and cut grade) for same the budget as a smaller mined diamond, making it a brilliant yet affordable choice. It also comes in all traditional diamond shapes, including round, oval, cushion, pear, princess, emerald, marquise, asscher, radiant and heart.

    Popular 1 Carat Diamond Engagement Ring Styles

    1 Carat Round Diamond Engagement Rings

    The 1 carat round brilliant cut diamond engagement ring is one of the most popular choices. The standard round brilliant cut consists of 58 precisely angled facets that give the diamond the ability to reflect the maximum amount of sparkle and fire. Round diamonds in both the solitaire and halo settings evoke a classic elegance.

    1 Carat Emerald Cut Diamond Engagement Rings

    A 1 carat emerald cut diamond ring is loved for its sleek, rectangular shape and elegant step-cut facets. It gives a sophisticated, vintage-inspired vibe and looks amazing in solitaire or three-stone settings. The long and narrow shape of the emerald cut makes fingers appear longer and slimmer, which is often desired by brides-to-be.

    1 Carat Oval Cut Diamond Engagement Ring

    The oval cut diamond engagement ring is a perfect choice if you want your 1 carat ring to appear larger. It has a longer shape (in a diamond) which covers more of your finger than a similar weight round shaped diamond. Oval shapes can be set with hidden halos and delicate pavé bands, and look beautiful!

    1 Carat Princess Cut Engagement Ring

    A princess cut diamond ring offers a bold, modern square shape with brilliant sparkle. Its geometric lines make it a perfect choice for brides that are looking for a contemporary feel, and looks beautiful in both solitaire and channel set bands.

    1 Carat Pear Shaped Engagement Ring

    The best of both worlds, the pear cut shows both round and marquise shapes in a unique teardrop style. A 1 carat pear diamond engagement ring has a larger look overall than its actual weight. It is often set in halos or solitaire rings for a romantic, eye-catching style.

    Best Engagement Ring Settings for a 1 Carat Lab Grown Diamond

    • Solitaire ringsshowcase the diamond’s natural brilliance in a classic design.
    • Halo settingsprovide extra dazzling sparkle, plus they make the center stone look bigger.
    • Pavé or hidden halo bandselevate the luxurious elements of the ring while keeping focus on the center diamond.

    FAQs

    How do I choose the perfect engagement ring?

    Choosing the perfect engagement ring is a personal journey that reflects your unique love story. It’s less about a "formula" and more about intuition. Start by observing. Does your partner gravitate toward vintage charm or sharp, modern lines? Do they wear gold, or is their jewelry box strictly silver-toned? If you're not sure, ask friends or family for help, or even discuss their tastes openly. 

    Once you have the vibe, focus on the diamond. The Four C’s—Carat, Cut, Clarity, and Color—are key factors to consider when choosing your diamond. At Lucenjuri, we have a wide range of lab grown diamonds that are both stunning and sustainable, allowing you to choose the perfect stone for your budget.

    What exactly is a lab grown diamond engagement ring?

    A lab grown diamond is a diamond. It’s not a "simulant" or a "cubic zirconia." It has the exact same chemical and optical DNA as a mined diamond. The only difference? It’s born in a high-tech lab rather than being pulled out of a hole in the ground. It’s the smarter, greener, and more ethical way to do luxury.

    What are the benefits of a lab grown diamond engagement ring?

    The most obvious perk? You get a much bigger, much better diamond for your money. Because we’ve cut out the unnecessary supply chain markups, you aren't paying for "tradition"—you’re paying for the stone. Plus, every one of our diamonds comes with an IGI or GIA certificate, so you have the same verified quality and transparency you’d expect from a high-end jeweler, but with a clear conscience.

    What are some engagement ring setting types?

    With so many gorgeous ring settings, each one yields a different appearance. Some of the most popular options include:

    • Solitaire: The "little black dress" of rings. Simple, elegant, and focused entirely on the diamond.
    • Halo: For when you want that "wow" factor. It wraps the center stone in a circle of smaller diamonds to maximize the sparkle.
    • Three-Stone: Representing your past, present, and future—it’s a sentimental powerhouse.
    • Bezel: My personal favorite for the modern minimalist. It’s sleek, snag-free, and incredibly secure.
    • Toi et Moi: The "You and Me" ring. Two stones, one design—very chic, very romantic.

    How do I choose the right metal for the engagement ring setting?

    Don't overthink it—go with what they already wear. Platinum is the "set it and forget it" metal; it’s incredibly tough and never needs replating. White Gold is the sleek, budget-friendly alternative. Yellow Gold feels warm and soulful (and it’s having a huge fashion moment right now), while Rose Gold is for the romantic who wants something a bit more unique.

    Can I customize my engagement ring?

    Absolutely! Customize is definitely one of our specialty. Through Lucenjuri’s Artisan Studio, we can bring any vision to life. From selecting a specific IGI certified stone to designing a bespoke band from a sketch, we’ll work with you through a CAD preview to ensure every detail is a perfect reflection of your love story.

    How can I stay within my budget?

    Staying on budget is easy when you choose lab grown. Because our diamonds offer more "brilliance for your spend," you don't have to compromise on quality. Our advice: prioritize the Cut (for maximum sparkle) and the Carat (for the look you want), and let us help you find the sweet spot for color and clarity to keep the price exactly where you need it.

    What is the "3-month rule" for engagement rings?

    That "rule" was a marketing invention from the 1940s. We don't subscribe to it. Your ring should reflect your values and your life together, not a corporate sales target. Spend what feels right for you, and with lab diamonds, "comfortable" still looks like "extravagant."

    How much does the average lab grown diamond engagement ring cost?

    One of the best things about the current market is that "luxury" is no longer gated by an astronomical price tag. On average, a high-quality lab grown diamond engagement ring at Lucenjuri ranges from $1,500 to $5,000, depending on the complexity of the setting and the carat weight of the center stone. To put that in perspective, a lab grown diamond typically costs 60% to 80% less than a mined diamond of the exact same quality. This price difference allows you to invest in a much more impressive stone or setting without stretching your finances.

    Are lab grown diamond engagement rings durable enough for everyday wear?

    Yes. Science doesn't lie. A lab diamond is a 10 on the Mohs scale—the hardest material on Earth. It’s not going to scratch, it’s not going to cloud, and it’s not going to break. When you choose a lab diamond, you are choosing a stone that is built to endure.