Lab Grown Diamond Toi et Moi Necklaces In 18K Yellow Gold

Capture classic heritage with our 18K yellow gold Toi et Moi necklaces, pairing two substantial lab diamonds in a rich, buttery metal layout of undeniable luxury.

  • 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
11 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

Customer Reviews

Hear why our customers love Lucenjuri

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
5 Stars
Everything went super smooth! Emma was very reassuring and extremely helpful. She responded almost immediately to any questions I had. I received the band and everything is perfection ! My husband loves his upgrade. Will definitely be purchasing from this company again !
ALEXZANDRIA
September 17, 2026
5 Stars
This necklace and company are wonderful! I asked for a custom length made and it was perfect! The stones are clean and sparkly! Love them! Very quick shipping. Christine in customer service is the best; great communication. I would trust no other company for lab created diamonds
Tracy
September 17, 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
My Perfect Everyday Necklace!
I think I’ve found my perfect everyday necklace! The quality is exceptional, and this is already my second purchase from Lucenjuri. I’m absolutely in love with it and couldn’t recommend them more!
Navya K.
September 08, 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
Absolutely Stunning Necklace & Exceptional Service! 💛✨
I’m absolutely in love with my Starry Charm necklace! 😍 It’s even more beautiful in person, and the sparkle is incredible. I ordered the 0.50ct version and was so pleasantly surprised that mine totaled 0.63ct! I upgraded it to 18k gold and the 18K yellow gold is absolutely gorgeous too. A special thank you to Emma, who made the entire experience wonderful. She was incredibly kind, attentive, and helpful throughout the whole process. I’m so happy with both the necklace and the amazing customer service that I’ve already ordered another piece! 💛✨
Navya K.
September 04, 2026
super sparkly!
Among all the jewelry companies I contacted while looking for a necklace, Lucenjuri stood out for its exceptional and sincere customer service. While many other companies filled my inbox with promotional and high-pressure sales emails after I inquired or registered, your team never did that at all.When the necklace arrived, I was absolutely amazed—both the diamond and the chain are truly, incredibly sparkly! I previously ordered a lab-grown diamond necklace from a well-known company with a store in Beverly Hills, but it didn't impress me at all, and I ended up returning it. Buying jewelry online made me feel a bit anxious at first, but any doubts I had vanished the moment I opened your package.Thank you so much, Nicole and Christine, for your kind and thoughtful replies. You made my experience truly unforgettable.
Maiko
September 03, 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
Competitive Pricing
Lifetime Warranty
Free Shipping
Free Returns

18K Yellow Gold Lab Grown Diamond Toi et Moi Necklaces

If you want to go all out on deep, rich, honeyed opulence, an 18K yellow gold Toi et Moi necklace is the ultimate flex. Packing a high gold content, it has an unmistakable, regal warmth that frames contrasting diamond shapes beautifully. The heavy, premium feel of our fluid chains against your skin lets you know instantly that this is a top-tier, substantial piece designed for the modern collector.

Why Choose an 18K Yellow Gold Lab-Created Diamond Toi et Moi Necklace?

Opting for 18K yellow gold gives your jewelry that authentic, high-purity, old-world gold look that cannot be replicated by lower karats. Because 18K gold is naturally softer due to its high precious metal purity, our master jewelers specifically engineer these luxury settings with reinforced structural undergalleries and thickened, substantial prongs. This expert craftsmanship ensures that large, statement-scale diamond pairs stay completely locked down and protected, offering an eco-friendly investment piece that holds its value and premium beauty for generations.

How to Style Your 18K Yellow Gold Two-Stone Lab Diamond Necklace

An 18K yellow gold two-stone necklace carries a massive artistic presence all by itself, making it a spectacular standalone hero piece. Let the striking geometry of our 18K Yellow Gold 2ctw Toi et Moi Emerald and Pear Lab Grown Diamond Necklace or our showstopping 18K Yellow Gold 3ctw Toi et Moi Oval and Pear Lab Grown Diamond Necklace rest elegantly against bare skin paired with an off-the-shoulder sweater or a silk top to let that rich gold really sing. For an upscale, ultra-cohesive editorial style, carry that deep golden-hour warmth through your entire look by matching it with our solid 18K yellow gold lab diamond tennis bracelets.

Buy 18K Yellow Gold Toi et Moi Necklaces at Lucenjuri

Experience the opulent warmth of our luxury 18K yellow gold curation, showcasing masterworks like our 18K Yellow Gold Duo Drop Round and Pear Lab Grown Diamond Necklace. Looking for a different aesthetic? Explore our Lab Grown Diamond Toi et Moi Necklaces collection to find your perfect shape and metal combination.

FAQs

Does 18K yellow gold tarnish or change color?

No. Solid 18K yellow gold will never tarnish, rust, or turn your skin green. Its deep, regal color is completely permanent and runs solid all the way through the metal. It requires absolutely no replating or chemical dips—just a simple soapy water wash to keep it looking pristine forever.

What diamond grades are paired with 18K yellow gold?

We use top-tier, colorless lab diamonds. The rich, deep golden warmth of an 18K yellow gold Toi et Moi necklace setting acts as a stunning frame, emphasizing the stark, bright clarity and intense fire of our sustainably grown stones.

Is 18K yellow gold suitable for sensitive skin?

Yes, exceptionally so. Because 18K yellow gold is 75% pure gold, it contains a very minimal percentage of base metal alloys. This makes it highly biocompatible and an excellent, soothing choice for anyone whose skin reacts negatively to lower-purity gold alloys.