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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    Round Alya Halo Lab Grown Diamond Engagement Ring In 14K White Gold - Lucenjuri Round Alya Halo Lab Grown Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Alya Halo Diamond Engagement Ring
    $1,250
    Round Luxe Hera Three Stone Lab Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Round Luxe Hera Three Stone Lab Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Luxe Hera Three Stone Diamond Engagement Ring
    $1,790
    Hidden Halo
    Emerald Luxe Valentina Pavé Lab Diamond Engagement Ring In 14K White Gold - Lucenjuri Emerald Luxe Valentina Pavé Lab Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Luxe Valentina Pavé Diamond Engagement Ring
    $1,350
    Hidden Halo
    Round Luxe Six-Prong Pavé Lab Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Round Luxe Six-Prong Pavé Lab Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Luxe Six-Prong Valentina Pavé Diamond Engagement Ring
    $1,390
    Hidden Halo
    Round Hidden Halo Six-Prong Lab Diamond Engagement Ring In 14K White Gold - Lucenjuri Round Hidden Halo Six-Prong Lab Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Mystique Hidden Halo Six-Prong Diamond Engagement Ring
    $1,150
    Round Luxe Calantha Halo Lab Diamond Engagement Ring In 14K White Gold - Lucenjuri - Lucenjuri Round Luxe Calantha Halo Lab Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Luxe Calantha Halo Diamond Engagement Ring
    $1,490
    Hidden Halo
    Oval Seraphine Lab Grown Diamond Engagement Ring In 14K White Gold - Lucenjuri Oval Seraphine Lab Grown Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Seraphine Diamond Engagement Ring
    $1,190
    Emerald Three Stone Emerald Lab Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Emerald Three Stone Emerald Lab Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Fiona Three Stone Emerald Diamond Engagement Ring
    $1,390
    Round Calantha Halo Lab Grown Diamond Engagement Ring In 14K White Gold - Lucenjuri Round Calantha Halo Lab Grown Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Calantha Halo Diamond Engagement Ring
    $1,290
    Cushion Bliss Halo Lab Grown Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Cushion Bliss Halo Lab Grown Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Bliss Halo Diamond Engagement Ring
    $1,490
    Hidden Halo
    Round Minerva Halo Lab Grown Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Round Minerva Halo Lab Grown Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Minerva Halo Diamond Engagement Ring
    $1,750
    Hidden Halo
    Cushion Valentina Pavé Lab Diamond Engagement Ring In 14K White Gold - Lucenjuri Cushion Valentina Pavé Lab Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Valentina Pavé Diamond Engagement Ring
    $1,290
    Round Luxe Halo Twisted Shank Lab Diamond Engagement Ring In 14K Rose Gold - Lucenjuri Round Luxe Halo Twisted Shank Lab Diamond Engagement Ring In 14K Rose Gold, Angle View
    1 Carat Luxe Jasmine Halo Twisted Shank Diamond Engagement Ring
    $1,550
    Marquise Alma East-West Bezel Solitaire Diamond Engagement Ring In 18K Yellow Gold - Lucenjuri Marquise Alma East-West Bezel Solitaire Diamond Engagement Ring In 18K Yellow Gold, Angle View
    1 Carat Alma East-West Bezel Solitaire Diamond Engagement Ring
    $1,590
    Marquise Luxe Engraved Lab Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Marquise Luxe Engraved Lab Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Luxe Francis Engraved Diamond Engagement Ring
    $1,290
    Hidden Halo
    Round Artemis Lab Grown Diamond Engagement Ring In 14K White Gold - Lucenjuri Round Artemis Lab Grown Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Artemis Diamond Engagement Ring
    $1,590
    Hidden Halo
    Pear Petite Aurea Lab Grown Diamond Engagement Ring In 14K White Gold - Lucenjuri Pear Petite Aurea Lab Grown Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Petite Aurea Diamond Engagement Ring
    $1,250
    Round Ivy Lab Grown Diamond Engagement Ring In 14K White Gold - Lucenjuri Round Ivy Lab Grown Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Ivy Diamond Engagement Ring
    $1,390
    Round Dahlia Halo Lab Grown Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Round Dahlia Halo Lab Grown Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Dahlia Halo Diamond Engagement Ring
    $1,590
    Round Luxe Ceriser Halo Lab Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Round Luxe Ceriser Halo Lab Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Luxe Ceriser Halo Diamond Engagement Ring
    $1,650
    Round Alexa Luxe Pavé Lab Grown Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Round Alexa Luxe Pavé Lab Grown Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Alexa Diamond Engagement Ring
    $1,650
    Pear Amia Milgrain Lab Diamond Engagement Ring In 14K White Gold - Lucenjuri Pear Amia Milgrain Lab Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Amia Milgrain Diamond Engagement Ring
    $1,090
    Princess Luxe Octagon Knife Edge Halo Lab Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Princess Luxe Octagon Knife Edge Halo Lab Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Luxe Octagon Knife Edge Halo Diamond Engagement Ring
    $1,550
    Round Split Shank Halo Lab Grown Diamond Engagement Ring In 14K Rose Gold - Lucenjuri Round Split Shank Halo Lab Grown Diamond Engagement Ring In 14K Rose Gold, Angle View
    1 Carat Split Shank Halo Diamond Engagement Ring
    $1,790
    Round Engraved Halo Lab Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Round Engraved Halo Lab Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Lavinia Vintage Halo Diamond Engagement Ring
    $1,390
    Toi Et Moi Emerald and Pear Accented Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Toi Et Moi Emerald and Pear Accented Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Toi et Moi Emerald and Pear Accented Diamond Engagement Ring
    $1,250
    Princess Hera Three Stone Lab Diamond Engagement Ring In 14K White Gold - Lucenjuri Princess Hera Three Stone Lab Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Hera Three Stone Diamond Engagement Ring
    $1,350
    Hidden Halo
    Marquise Six-Prong Hidden Halo Lab Diamond Engagement Ring In 14K White Gold - Lucenjuri Marquise Six-Prong Hidden Halo Lab Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Six-Prong Hidden Halo Diamond Engagement Ring
    $1,250
    Round Halo Cabled Lab Grown Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Round Halo Cabled Lab Grown Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Halo Cabled Diamond Engagement Ring
    $1,190
    Emerald Luxe Hudson Lab Grown Diamond Engagement Ring In 14K White Gold - Lucenjuri Emerald Luxe Hudson Lab Grown Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Luxe Hudson Diamond Engagement Ring
    $1,250
    Hidden Halo
    Radiant Ophelia Lab Grown Diamond Engagement Ring In 14K White Gold - Lucenjuri Radiant Ophelia Lab Grown Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Ophelia Diamond Engagement Ring
    $1,250
    Toi Et Moi Pear and Marquise Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Toi Et Moi Pear and Marquise Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Toi et Moi Pear and Marquise Diamond Engagement Ring
    $1,150
    Round Decorated Halo Lab Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Round Decorated Halo Lab Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Decorated Halo Diamond Engagement Ring
    $1,490
    Round Paloma Lab Grown Diamond Engagement Ring In Platinum - Lucenjuri Round Paloma Lab Grown Diamond Engagement Ring In Platinum, Angle View
    1 Carat Paloma Diamond Engagement Ring
    $1,550
    Round Engraved And Pavé Lab Grown Diamond Engagement Ring In 14K Yellow Gold - Lucenjuri Round Engraved And Pavé Lab Grown Diamond Engagement Ring In 14K Yellow Gold, Angle View
    1 Carat Rhiannon Diamond Engagement Ring
    $1,350
    Round Petite Classic Lab Diamond Engagement Ring In 14K White Gold - Lucenjuri Round Petite Classic Lab Diamond Engagement Ring In 14K White Gold, Angle View
    1 Carat Petite Classic Diamond Engagement Ring
    $1,290
    Looking for something unique? Explore our curated lab diamond engagement rings or bring your vision to life with our custom design options.
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    Customer Reviews

    June 22, 2026
    Absolutely STUNNING Ring!
    This review is actually for the Athena Crescent Pear ring, which I believe has been sold out, so I decided to leave the review on a similar ring. My now fiancé surprised me with the absolutely STUNNING ring! I could not be happier. The quality is fantastic, the packaging is beautiful and the customer service was outstanding. If you had any doubts about ordering - don’t! I am in love with my beautiful ring ♥️
    Abby S.
    June 09, 2026
    Beautiful and on time
    I decided to order this ring as my everyday ring. It has a 1 carat Cushion cut stone, that it's absolutely beautiful! You can see how sparkly it is and you can't tell the difference between the natural diamonds in my band and the lab diamonds of the ring. The process was easy and the shopping was as expected.
    Justyna T.
    May 08, 2026
    10/10 couldn't recommend Lucenjuri enough
    I was sceptical of buying something so personal from a website, I was wrong to think that. The ring was easily as beautiful as the pictures on Lucenjuri website. The customer service was excellent throughout the process. I couldn’t recommend Lucenjuri enough 10/10
    Toni R.
    April 26, 2026
    Customer for life
    Perfect! My wife loved her ring. I purchased this piece as a combined Valentine’s and 20th-anniversary gift, and it became one of the most meaningful presents I’ve ever given. The website was really easy to navigate, and the pricing was excellent compared to other jewelers. It arrived promptly with all the necessary diamond certification, which gave us great peace of mind. I will definitely be a customer for life.
    Benjamin T.
    April 05, 2026
    Blown Away by Everything!
    Customer service is top notch and the most helpful I have ever experienced. The ring I had ordered got to me at the perfect time. Along with great customer service the product is even more beautiful than I could have imagined. They had earned a life long customer. I will be spreading the word about Lucenjuri and that it is the place to buy all your jewelry!
    Danny M.
    March 27, 2026
    Recommend
    I definitely recommend Lucenjuri! Take it from me, I was skeptical and overthought a lot about where I am going to purchase a ring. Until I came across Lucenjuri, this company made things a lot easier for me and boosted my confidence in choosing the ring that my bride-to-be will bear forever.
    Eric R.
    March 09, 2026
    Couldn't stop staring
    I had the BEST experience with Lucenjuri! Their website is one of the easiest I've used when it comes to vetting diamonds by specific criteria. My ring arrives today and it is absolutely stunning. I couldn't stop staring! Can't wait to purchase with them again.
    Stephanie D.
    February 21, 2026
    Fan for life!
    From start to finish, my experience with Lucenjuri was exceptional. The value is honestly insane for what you receive. The ring-building process was educational and genuinely confidence-inspiring — I never felt pressured, only informed and supported in making the right choice. I would absolutely recommend Lucenjuri to anyone. I’ll be a lifelong customer for anything diamond-related.
    Ruby M.
    February 06, 2026
    She was ecstatic!
    Amazing! Couldn't be happier...I just recently purchased a halo diamond ring for our 15 anniversary an gave it to my wife over a nice dinner and she was ecstatic...couldn't believe how nice and brilliant it was. Highly recommend getting your diamonds from Lucenjuri.
    Jay
    February 04, 2026
    Customer for life
    I could not be happier with my new ring!!! The quality of the of the diamonds and intricate little details is simply impressive. I was very impressed with how professional and secure the packaging the ring came in. I have had several questions along the way and Christine from customer service has been very helpful and quick to respond. Thank you Lucenjuri for the awesome experience. I will definitely be a customer for life.
    Hayley A.

    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.