Three Stone Lab-Grown Diamond Ring

Discover our three stone lab-grown diamond rings, symbolizing the past, present, and future. These rings feature three dazzling diamonds, offering timeless beauty and significance. Perfect for engagements and special occasions, they are crafted with sustainable diamonds. Shop now for meaningful elegance.

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117 products

1.30tcw | Oval and Marquise Lab Diamond Ring | Ethical & Elegant | IGI Certified
1.40tcw Baguette And Trillion Lab Grown Diamond Bezel Engagement Ring | IGI Certified | DEF VVS
1.50tcw Round Cut Lab Diamond Engagement Ring | Three Stone Pavé Design | Yellow Gold1.50tcw Round Cut Lab Diamond Engagement Ring | Three Stone Pavé Design | Yellow Gold
1.75tcw Radiant Fancy Blue Diamond Ring | Lab-Grown | Halo Three Stone | VVS-VS Clarity
12.50tcw Fancy Yellow Radiant Lab Grown Diamond Ring | 2.5ct Trapezoid Side Stones | Three Stone Engagement Ring | White Gold | IGI Certified
2.00tcw Emerald East-West Bezel Lab Grown Diamond Ring | IGI Certified | DEF VVS | Yellow Gold
2.20tcw Lab Diamond Engagement Ring | Round & Pear Stone Combo | Ethical | IGI Certified
2.30tcw Oval Lab-Grown Diamond Ring | Hidden Halo Engagement | IGI Certified
2.40tcw Cushion Lab Diamond Engagement Ring | Pear Accents | IGI Certified | Ethical Jewelry
2.40tcw Cushion Lab Diamond Ring with Pear Sides | Ethical Engagement | IGI Certified
2.40tcw Oval & Round Lab-Grown Diamond Ring | Three-Stone Trellis Setting | IGI Certified2.40tcw Oval & Round Lab-Grown Diamond Ring | Three-Stone Trellis Setting | IGI Certified
2.40tcw Princess Lab Diamond Engagement Ring | Trapezoid Side Stones | IGI Certified | White Gold
2.50tcw Fancy Pink Lab-Grown Diamond Oval Engagement Ring | Bezel & Baguette
2.50tcw Princess Lab Diamond Engagement Ring | Tapered Baguette Sides | IGI Certified | Yellow Gold
2.50tcw Princess Lab Diamond Ring | Cathedral Bezel Design | White Gold | Bullet Sides | IGI
2.50tcw Round Lab Diamond Vintage Three Stone Ring | Trapezoid Sides | IGI Certified | White Gold
2.60tcw Asscher Lab Grown Diamond Bezel Three Stone Engagement Ring | IGI Certified | Yellow Gold
2.70tcw Round Lab Diamond Three Stone Ring | Solitaire Style | IGI Certified | White Gold
2.70tcw Round Lab Grown Diamond Three Stone Engagement Ring, D-E-F Color, VVS-VS Clarity, IGI Certificate2.70tcw Round Lab Grown Diamond Three Stone Engagement Ring, D-E-F Color, VVS-VS Clarity, IGI Certificate
2.90tcw Oval Lab Grown Diamond Three Stone Engagement Ring | Half Bezel | IGI Certified | VVS–VS Clarity
3.00ct Round Lab Grown Diamond Engagement Ring | IGI Certified | Custom White Gold & Platinum
3.00tcw Cushion Lab Diamond Three Stone Ring | IGI Certified | D-E-F | VVS–VS | Trapezoid Side Stones
3.00tcw Princess Lab Grown Diamond Three Stone Engagement Ring | Half Bezel | IGI Certified
3.00tcw Radiant Lab Diamond Three-Stone Ring | IGI Certified | White Gold | D-E-F VVS–VS
3.15tcw Pear Cut Lab Diamond Ring | Side Accents | Ethical Engagement Ring | IGI Certified3.15tcw Pear Cut Lab Diamond Ring | Side Accents | Ethical Engagement Ring | IGI Certified
3.30tcw Emerald Lab Diamond Pavé Engagement Ring | Three Stone | Custom Gold | IGI Certified
3.40tcw Oval Lab Diamond Ring Set | Three Stone with Band | IGI Certified | Yellow Gold
3.50ct Emerald Lab Grown Diamond Engagement Ring | Three-Rounded Band | IGI Certified
3.65tcw Oval Lab Diamond 3-Stone Engagement Ring | Hidden Halo | IGI Certified | Yellow Gold
3.70tcw Emerald Lab-Grown Diamond Engagement Ring | 3.00ct Emerald + 0.70ct Trapezoid Side Stones | 14k Gold IGI Certified3.70tcw Emerald Lab-Grown Diamond Engagement Ring | 3.00ct Emerald + 0.70ct Trapezoid Side Stones | 14k Gold IGI Certified
4.00tcw Oval Lab Diamond Six Side Stone Ring | 3.00ct Center | IGI Certified D-E-F VVS–VS
4.40tcw Cushion Lab Diamond Ring | Ethical Three Stone Design | IGI Certified
4.40tcw Fancy Pink Cushion Lab Grown Diamond Ring | 0.40ct Pear Side Stones | Three Stone Style Ring | White Gold | With  IGI Certified
5.00tcw Oval Lab Diamond 3-Stone Engagement Ring | Twisted Band | IGI Certified | Yellow Gold
5.00tcw Radiant Lab Diamond Three-Stone Ring | IGI | Sustainable Luxury | Yellow Gold
5ct Fancy Pink Cushion Lab Diamond Ring | 0.80ct Tapered Baguettes Side Stones | IGI Certified | 5.80tcw5ct Fancy Pink Cushion Lab Diamond Ring | 0.80ct Tapered Baguettes Side Stones | IGI Certified | 5.80tcw
6.00tcw Princess Lab Diamond Three Stone Engagement Ring | IGI Certified
6.50tcw Radiant Lab Diamond Engagement Ring | Emerald Side Stones | IGI Certified
6.60tcw Asscher Lab Grown Diamond Engagement Ring | 6ct Center & Trapezoid Side Stones | 14k Gold6.60tcw Asscher Lab Grown Diamond Engagement Ring | 6ct Center & Trapezoid Side Stones | 14k Gold
7.00tcw Marquise Lab Diamond Three Stone Engagement Ring | IGI Certified
Asscher 5.40tcw Lab Diamond Ring | Trapezoid Side Stones | Three Stone | IGI CertifiedAsscher 5.40tcw Lab Diamond Ring | Trapezoid Side Stones | Three Stone | IGI Certified
Asscher 9.50tcw Lab Diamond Five Stone Ring | IGI Certified | D-E-F | VVS–VS
Cushion 2.50tcw Lab Diamond Three Stone Ring with Princess Sides | IGI Certified | D-E-F | VVS–VS
Cushion 3.40tcw Lab Grown Diamond, Three Stone Bezel Set Engagement Ring, D-E-F Color, VVS-VS Clarity, IGI Certificate
Cushion 3.70tcw Lab Diamond Ring | Baguette Side Stones | Signet Style | IGI CertifiedCushion 3.70tcw Lab Diamond Ring | Baguette Side Stones | Signet Style | IGI Certified
Cushion 3.70tcw Lab Grown Diamond 3-Stone Ring with Trapezoid Sides | IGI Certified | Ethical
Cushion 3.90tcw Lab-Grown Diamond Three-Stone Ring | Heart & Round Side Stones | Yellow GoldCushion 3.90tcw Lab-Grown Diamond Three-Stone Ring | Heart & Round Side Stones | Yellow Gold
Elegant Round 2.50tcw Lab Diamond Ring | Pear Side Stones | Yellow Gold | IGI Certified
Emerald 10.00tcw Lab Diamond Three Stone Engagement Ring | IGI Certified | DEF VVS–VS Clarity
Emerald 15.00tcw Lab Grown Diamond Three Stone Engagement Ring | IGI Certified D-E-F VVS–VS
💫 Three Stone Lab-Grown Diamond Rings — Three Times the Meaning, One Timeless Ring

Fall in love with the story behind our Three Stone Lab-Grown Diamond Rings — where every gem marks a moment: who you were, who you are, and who you’ll become together 💞. Designed for milestone moments and lasting impressions, this collection blends romance, craftsmanship, and eco-conscious elegance.

Every ring is handcrafted with IGI-certified lab-grown diamonds in DEF color and VVS–VS clarity, set in premium 10k, 14k, or 18k gold or platinum. From trapezoid sides to baguette brilliance, each piece speaks its own love language.

✨ Why Choose a Three Stone Lab Diamond Ring?

🧡 Three Stories, One Ring – A powerful symbol of past, present & future wrapped into one breathtaking design.

🌱 Guilt-Free Glamour – Lab-grown = conflict-free, sustainable, and planet-friendly sparkle.

🧊 Designed to Dazzle – Choose combinations like oval with pear sides, radiant with emerald accents, or cushion with princess cuts.

💰 Big Looks, Better Value – Luxurious carat sizes, top clarity, and fair pricing — all IGI certified.

🔗 Explore More Iconic Styles:
🛠 Be Ring-Ready: Tips Before You Buy

🔍 Look for the 4Cs – Cut, Clarity, Color & Carat = diamond brilliance and worth.

📑 IGI Certified Only – All rings come with certification for total peace of mind.

🎨 Personalize It – Want a custom design, secret engraving, or vintage-inspired band? Try our Ring Builder Tool.

📦 Insured Delivery + Free Returns – With lifetime warranty included.

💍 Fan-Favorite Three Stone Rings

💎 2.40tcw Cushion with Pear Sides – Graceful, balanced, unforgettable

🌸 4.40tcw Fancy Pink Cushion Trio Ring – Soft blush tones + sparkle

💫 6.00ct Princess Cut Three Stone – Statement size, sleek symmetry

Our Commitments

Our reputation for excellence includes.

📦 Secure Shipping

Free worldwide delivery in 5–7 days via USPS, UPS & DPEX.

💎 Ethical Brilliance

IGI / GIA certified. We proudly stand behind our diamond & jewelry quality.

🎉 Holiday Specials

Celebrate the season! Use code SAVE10% for exclusive deals.

🤝 Customer Care

Hassle-free support & free 30-day returns on all orders.