Lab Grown Diamond Engagement Rings In 18K White Gold

    Explore Lucenjuri’s 18K white gold engagement rings, offering high-purity gold and a luxurious luster. Each piece features certified lab diamonds for a sophisticated, modern, and brilliant finish.

    • Featured
    • Most relevant
    • Best selling
    • Alphabetically, A-Z
    • Alphabetically, Z-A
    • Price, low to high
    • Price, high to low
    • Date, old to new
    • Date, new to old
    165 Items
    • Featured
    • Most relevant
    • Best selling
    • Alphabetically, A-Z
    • Alphabetically, Z-A
    • Price, low to high
    • Price, high to low
    • Date, old to new
    • Date, new to old
    Filter
    Cushion Rosalind Lab Grown Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Rosalind Lab Grown Diamond Engagement Ring In 18K White Gold, Angle View
    Rosalind Diamond Engagement Ring
    $850
    Cushion Amber Lab Grown Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Amber Lab Grown Diamond Engagement Ring In 18K White Gold, Angle View
    Amber Diamond Engagement Ring
    $990
    Cushion Luxe Kite Set Lab Grown Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Luxe Kite Set Lab Grown Diamond Engagement Ring In 18K White Gold, Angle View
    Luxe Kite Set Diamond Engagement Ring
    $850
    Cushion Lyra Lab Grown Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Lyra Lab Grown Diamond Engagement Ring In 18K White Gold, Angle View
    Lyra Diamond Engagement Ring
    $790
    Cushion Calla Solitaire Lab Grown Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Calla Solitaire Lab Grown Diamond Engagement Ring In 18K White Gold, Angle View
    Calla Diamond Engagement Ring
    $790
    Cushion Infinito Lab Grown Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Infinito Lab Grown Diamond Engagement Ring In 18K White Gold, Angle View
    Infinito Diamond Engagement Ring
    $690
    Cushion Halo Shaped Side Stone Lab Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Halo Shaped Side Stone Lab Diamond Engagement Ring In 18K White Gold, Angle View
    Halo Philomena Pear Shaped Side Stone Diamond Engagement Ring
    $1,090
    Cushion Aspen Lab Grown Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Aspen Lab Grown Diamond Engagement Ring In 18K White Gold, Angle View
    Aspen Diamond Engagement Ring
    $790
    Cushion Alma 4mm Bezel Solitaire Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Alma 4mm Bezel Solitaire Diamond Engagement Ring In 18K White Gold, Angle View
    Alma 4mm Bezel Solitaire Diamond Engagement Ring
    $1,890
    Cushion Freesia Lab Grown Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Freesia Lab Grown Diamond Engagement Ring In 18K White Gold, Angle View
    Freesia Diamond Engagement Ring
    $690
    Cushion Thora Three Stone Lab Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Thora Three Stone Lab Diamond Engagement Ring In 18K White Gold, Angle View
    Thora Three Stone Diamond Engagement Ring
    $890
    Cushion Prong Bezel Solitaire Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Prong Bezel Solitaire Diamond Engagement Ring In 18K White Gold, Angle View
    Prong Bezel Solitaire Diamond Engagement Ring
    $1,090
    Cushion Solaris Halo Lab Grown Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Solaris Halo Lab Grown Diamond Engagement Ring In 18K White Gold, Angle View
    Solaris Halo Diamond Engagement Ring
    $950
    Cushion Luxe Three Stone Lab Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Luxe Three Stone Lab Diamond Engagement Ring In 18K White Gold, Angle View
    Luxe Melody Three Stone Diamond Engagement Ring
    $1,050
    Cushion Floral Halo Lab Grown Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Floral Halo Lab Grown Diamond Engagement Ring In 18K White Gold, Angle View
    Floral Halo Diamond Engagement Ring
    $890
    Cushion Luxe Victoria Lab Grown Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Luxe Victoria Lab Grown Diamond Engagement Ring In 18K White Gold, Angle View
    Luxe Victoria Diamond Engagement Ring
    $1,250
    Cushion Selena Lab Grown Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Selena Lab Grown Diamond Engagement Ring In 18K White Gold, Angle View
    Selena Diamond Engagement Ring
    $690
    Cushion Adorned Four-Prong Lab Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Adorned Four-Prong Lab Diamond Engagement Ring In 18K White Gold, Angle View
    Petite Adorned Classic Four-Prong Diamond Engagement Ring
    $890
    Cushion Carla Lab Grown Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Carla Lab Grown Diamond Engagement Ring In 18K White Gold, Angle View
    Carla Diamond Engagement Ring
    $750
    Cushion Accented Petal Four-Prong Lab Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Accented Petal Four-Prong Lab Diamond Engagement Ring In 18K White Gold, Angle View
    Accented Petal Four-Prong Diamond Engagement Ring
    $790
    Cushion Gwendolyn Halo Lab Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Gwendolyn Halo Lab Diamond Engagement Ring In 18K White Gold, Angle View
    Gwendolyn Halo Diamond Engagement Ring
    $1,050
    Cushion Knife Edge Lab Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Knife Edge Lab Diamond Engagement Ring In 18K White Gold, Angle View
    Olivia Knife Edge Diamond Engagement Ring
    $790
    Cushion Mirabelle Antique Halo Lab Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Mirabelle Antique Halo Lab Diamond Engagement Ring In 18K White Gold, Angle View
    Mirabelle Antique Halo Diamond Engagement Ring
    $850
    Hidden Halo
    Cushion Hidden Halo Lab Grown Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Hidden Halo Lab Grown Diamond Engagement Ring In 18K White Gold, Angle View
    Hidden Halo Diamond Engagement Ring
    $850
    Cushion Perfect Fit Three Stone Lab Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Perfect Fit Three Stone Lab Diamond Engagement Ring In 18K White Gold, Angle View
    Perfect Fit Three Stone Pear Diamond Engagement Ring
    $690
    Hidden Halo
    Cushion Nadia Lab Grown Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Nadia Lab Grown Diamond Engagement Ring In 18K White Gold, Angle View
    Nadia Diamond Engagement Ring
    $990
    Cushion Seraphina Halo Lab Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Seraphina Halo Lab Diamond Engagement Ring In 18K White Gold, Angle View
    Seraphina Halo Diamond Engagement Ring
    $890
    Cushion Knife Edge Cathedral Lab Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Knife Edge Cathedral Lab Diamond Engagement Ring In 18K White Gold, Angle View
    Knife Edge Cathedral Diamond Engagement Ring
    $750
    Cushion Viviana Lab Grown Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Viviana Lab Grown Diamond Engagement Ring In 18K White Gold, Angle View
    Viviana Diamond Engagement Ring
    $890
    Cushion Luxe Halo Lab Grown Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Luxe Halo Lab Grown Diamond Engagement Ring In 18K White Gold, Angle View
    Luxe Halo Diamond Engagement Ring
    $1,290
    Cushion Marvella Lab Grown Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Marvella Lab Grown Diamond Engagement Ring In 18K White Gold, Angle View
    Marvella Diamond Engagement Ring
    $750
    Cushion Honoria Halo Lab Grown Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Honoria Halo Lab Grown Diamond Engagement Ring In 18K White Gold, Angle View
    Honoria Halo Diamond Engagement Ring
    $990
    Cushion Amara Kite Set Halo Engagement Ring In 18K White Gold - Lucenjuri Cushion Amara Kite Set Halo Engagement Ring In 18K White Gold, Angle View
    Amara Kite Set Halo Engagement Ring
    $890
    Cushion Darcy Lab Grown Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Darcy Lab Grown Diamond Engagement Ring In 18K White Gold, Angle View
    Darcy Diamond Engagement Ring
    $990
    Cushion Celestia Halo Engagement Diamond Ring In 18K White Gold - Lucenjuri Cushion Celestia Halo Engagement Diamond Ring In 18K White Gold, Angle View
    Celestia Halo Engagement Diamond Ring
    $1,090
    Cushion Elodie Lab Grown Diamond Engagement Ring In 18K White Gold - Lucenjuri Cushion Elodie Lab Grown Diamond Engagement Ring In 18K White Gold, Angle View
    Elodie Diamond Engagement Ring
    $690
    Experience the luxury of 18K white gold. Choose from our curated engagement rings or design your own bespoke piece featuring our premium, certified lab diamonds.
    Competitive Pricing
    Lifetime Warranty
    Free Shipping
    Free Returns

    Customer Reviews

    May 11, 2026
    Best experience
    I had the best experience with Lucenjuri! My diamond ring arrived today and it is absolutely stunning. I couldn't stop staring! Can't wait to purchase with them again.
    Maria H.
    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.
    May 02, 2026
    Great customer service.
    Christine has been absolutely wonderful! She is so helpful with all my questions, very quick to respond, and always provides additional details for important things I didn't even think to ask. So grateful for all her help, it made such a difference!
    Rylee
    April 27, 2026
    5 Stars
    Beautiful ring just what i wanted
    alberto
    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 25, 2026
    5 Stars
    Products were as ordered.
    John
    April 13, 2026
    Exactly as promised
    Excellent customer service! Very easy process to custom what we were looking for. I’m thankful for the prompt assistance and communication. The marquise ring is beautiful and it’s was exactly as promised.
    Zach J.
    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.
    April 02, 2026
    She loves it
    I purchased my fiancée engagement ring from Lucenjuri last month and she loves it. Came in very well-presented and also diamond certificates! I’m very glad I purchased from here.
    Wally
    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.

    Experience Sustainable Luxury with Lucenjuri

    Our meticulous attention encompasses every aspect of creation — an unwavering focus on comfort, quality, and durability ensures your cherished piece lasts a lifetime. With precision, quality, and affordability as our cornerstones, we invite you to experience sustainable luxury, directly from us to you.

    • Commitment to Ethical Sourcing

    • Unmatched Quality Craftsmanship

    • Sustainable Luxury, Ethically Crafted

    18K White Gold Lab Grown Diamond Engagement Rings

    Experience the pinnacle of high-karat luxury with our collection of 18K white gold lab grown diamond engagement rings. By blending a higher percentage of pure gold with bright white alloys, we’ve created a metal that feels substantial on the hand and looks absolutely luminous. Finished with a premium rhodium plating, our 18K white gold provides a brilliant, icy-white canvas that perfectly complements the high-end sparkle of a lab-created stone.

    Handcrafted Excellence: IGI Certified Lab Diamonds in 18K White Gold

    There is a distinct, heavy feel to an 18K white gold lab diamond engagement ring that signifies true luxury. Because 18K gold is 75% pure, it offers a richer composition that is highly sought after for milestone jewelry. It is the perfect choice for the woman who appreciates the finer details of craftsmanship and wants a metal that mirrors the high-end quality of her center diamond.

    World-Class Brilliance: 18K White Gold Engagement Ring with Lab Diamonds

    Every 18K white gold engagement ring with lab grown diamond in our collection is a testament to our commitment to quality. By pairing this prestigious metal with an IGI or GIA certified lab grown diamond, we ensure that your ring meets the most rigorous standards of color, clarity, and cut. The result is a piece that offers maximum light performance, ensuring your commitment shines with a verified, world-class brilliance.

    Redefining Luxury with a Lucenjuri Lab Diamond Engagement Ring

    Choosing 18K white gold is a statement of taste and a commitment to quality. It offers a sophisticated, colorless backdrop that allows the natural fire of the diamond to take center stage. At Lucenjuri, we specialize in crafting the best lab grown diamond engagement rings for those who believe that sustainability and high-karat luxury should always go hand-in-hand.

    FAQs

    Why choose 18K white gold for a lab diamond engagement ring?

    If you’re the type of person who wants the best of the best, 18K is your answer. Because it’s 75% pure gold, an 18K white gold lab diamond engagement ring has a richer composition and a more substantial, "expensive" weight on the finger compared to 14K. It’s the premier choice for a high-end lab diamond because it mirrors the prestige of the stone. If you value purity and that unmistakable high-karat feel, don’t settle for anything less.

    Is 18K white gold too soft for an everyday engagement ring?

    Let’s kill that myth right now. While 18K is technically "softer" than 14K because it has more pure gold, it is still an incredibly resilient precious metal. At Lucenjuri, our 18K alloys are engineered for daily wear. Will it pick up tiny "love marks" (scratches) slightly faster than 14K? Maybe. But that’s what a professional polish is for. It’s a small trade-off for owning a piece of high-karat luxury that feels this good.

    Does 18K white gold make the diamond look better?

    Actually, yes. Because 18K white gold is naturally a bit "whiter" in its raw state than lower-karat golds, it provides an exceptionally neutral, colorless backdrop. When you set an IGI certified lab diamond in 18K, there is zero "color bleed." It’s like putting a masterpiece in the perfect gallery frame—it ensures the fire and brilliance of your white gold and diamond engagement ring are the only things people notice.

    How much is an 18K white gold diamond ring worth?

    You’re investing in two things here: the higher gold content and the elite craftsmanship. An 18K white gold engagement ring with lab diamonds holds a higher intrinsic metal value than 14K. But the real "worth" is the Lucenjuri advantage—you’re getting a high-karat, designer-quality setting paired with a world-class stone for a price that makes the traditional "big box" jewelers look obsolete. It’s smart luxury, period.

    How often do I need to replate 18K white gold?

    Just like 14K, 18K white gold is finished with a premium rhodium plating for that mirror-like shine. Because the 18K alloy underneath is already quite white, the transition when it eventually needs a "dip" is often more subtle. We recommend a refresh every 18 to 24 months. It’s a quick professional service that keeps your white gold engagement rings with diamonds looking like they just stepped out of our studio.

    Can I customize my 18K white gold setting?

    If you're going for 18K, you clearly have a vision, and we’re here to execute it. Whether you prefer the clean, modern silhouette of an 18K white gold solitaire or the intricate, soulful storytelling of a vintage-inspired 18K white gold diamond engagement ring, our artisans craft each piece with the perfect balance of strength and beauty.