Round Lab-Grown Diamond Rings

Discover our collection of exquisite round lab-grown diamond rings. Perfect for engagements and special occasions, these rings showcase brilliance and elegance. Explore timeless designs crafted with sustainable diamonds, available in various styles and settings. Shop now for exceptional quality.

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121 products

2.70tcw Lab Diamond Engagement Ring | 1.50ct Round Center | IGI | Triple Pavé Halo Style
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
2.80tcw Round Lab Grown Diamond Halo Cathedral Engagement Ring | IGI Certified | DEF VVS–VS Clarity
2ct Lab Grown Round Diamond Engagement Ring | Modern Bypass Setting | IGI Certified | White, Yellow, Rose Gold
3.00ct Men’s Lab Grown Diamond Tension Pavé Ring | IGI Certified | Yellow Gold | VVS–VS Clarity
3.00ct Round Lab Grown Diamond Engagement Ring | IGI Certified | Custom Gold & Platinum
3.00ct Round Lab Grown Diamond Engagement Ring | IGI Certified | Custom White Gold & Platinum
3.00tcw Lab Grown Round Diamond Ring | Bezel & Side Baguettes | Certified And Customizable
3.00tcw Round Lab Diamond Halo Ring | Cathedral Setting | IGI Certified Engagement Ring
3.10tcw Round Lab Grown Diamond Hidden Halo Engagement Ring | IGI Certified | Custom Gold & Platinum
3.20tcw Lab Diamond Round Cathedral Engagement Ring | Two Tone | IGI Certified
3.20tcw Round Lab Grown Diamond Ring Set, Solitaire Engagement with Band, VVS-VS Clarity, DEF Color
3.50ct Round Lab Diamond Cathedral Engagement Ring | Yellow Gold Solitaire | IGI D-E-F VVS–VS
3.50ctw Round Lab Grown Diamond Hidden Halo Engagement Ring | IGI Certified | Custom Gold & Platinum
3.60ctw Round Lab Grown Diamond Engagement Ring | Side Stones | IGI Certified | Custom Gold & Platinum
3.60tcw Round Lab Diamond Hidden Halo Engagement Ring | IGI Certified | D-E-F | VVS–VS
4.00tcw Oval & Round Lab Diamond Bezel Engagement Ring | IGI Certified | Toi Et Moi Design
4.20tcw Round Lab Diamond Engagement Ring | Pavé Band | IGI Certified | White Gold4.20tcw Round Lab Diamond Engagement Ring | Pavé Band | IGI Certified | White Gold
4.40tcw Round Lab Diamond Hidden Halo Engagement Ring | 6-Claw Setting | IGI Certified
4.80tcw Lab Diamond Engagement Ring | Hidden Halo + Pavé Band | 2.80ct Round Center | IGI
5.00tcw Oval Lab Diamond 3-Stone Engagement Ring | Twisted Band | IGI Certified | Yellow Gold
Elegant Round 2.50tcw Lab Diamond Ring | Pear Side Stones | Yellow Gold | IGI Certified
Emerald 1.50tcw Lab Diamond Channel Set Engagement Ring | IGI Certified | White Gold
Minimalist Bezel Round 1.00ct Lab Diamond Ring | Engagement or Promise Ring | IGI Certified
Modern Cigar Band Engagement Ring | 1.00ct Round Lab Diamond | IGI Certified
Oval & Round 2.50ct Lab Grown Toi et Moi Engagement Ring | Bezel Set | IGI Certified
Oval 5.20tcw Lab Diamond Engagement Ring with Side Stones | IGI Certified
Oval 6.00tcw Lab Diamond Halo Twisted Band Ring | IGI Certified
Oval Fancy Yellow 3.50tcw Lab Diamond Two-Tone Three Stone Ring | IGI VS Clarity
Pear & Round 1.50tcw Lab Diamond Toi Et Moi Ring | IGI Certified | White Gold
Pear & Round 3.30tcw Lab Diamond Toi Et Moi Pavé Ring | IGI Certified | Custom Gold Engagement Ring
Round & Emerald 2.00tcw Lab Diamond Ring | Unique Dual Shape | D-E-F | VVS–VS
Round 0.50ct Men’s Tension Lab Grown Diamond Ring | IGI Certified | White Gold Minimalist Design
Round 0.60tcw Lab Grown Diamond Halo Cathedral Engagement Ring | IGI Certified
Round 0.70tcw Lab Diamond Bypass Solitaire Ring | IGI Certified | Modern Shank Design
Round 0.70tcw Lab Diamond Eternity Basket Ring | IGI Certified
Round 0.80tcw Lab Diamond Five Stone Bypass Ring | IGI Certified | D-E-F | VVS–VS
Round 0.90tcw Lab Diamond Halo Cathedral Pave Ring | IGI Certified DEF VVS–VS | Ethical Engagement
Round 1.00tcw Lab Diamond Cathedral Halo Engagement Ring | 0.70ct Center | IGI Certified
Round 1.20tcw Lab Diamond Bypass Ring | Fancy Pink Side Stones | IGI Certified | White Gold
Round 1.20tcw Lab Diamond Cathedral Double Band Ring | IGI Certified
Round 1.20tcw Lab Diamond Cathedral Shank Ring | IGI Certified
Round 1.20tcw Lab Diamond Ring | Hidden Halo & Pavé Setting | IGI Certified | White Gold
Round 1.30tcw Lab Diamond Halo Cathedral Pave Ring | IGI Certified | D-E-F | VVS–VSRound 1.30tcw Lab Diamond Halo Cathedral Pave Ring | IGI Certified | D-E-F | VVS–VS
Round 1.40tcw Lab Diamond Halo Criss Cross Band Ring | IGI Certified DEF VVS–VS | Yellow Gold
Round 1.50ct Lab Diamond Heart Prong Solitaire Ring | IGI CertifiedRound 1.50ct Lab Diamond Heart Prong Solitaire Ring | IGI Certified
Round 1.60tcw Lab Diamond Cathedral Halo Engagement Ring | IGI Certified DEF VVS–VSRound 1.60tcw Lab Diamond Cathedral Halo Engagement Ring | IGI Certified DEF VVS–VS
Round 1.60tcw Lab Diamond Halo Pave Engagement Ring | IGI Certified DEF VVS–VS | Yellow Gold
Round 1.70tcw Lab Diamond Three Stone Engagement Ring | IGI Certified D-E-F VVS-VSRound 1.70tcw Lab Diamond Three Stone Engagement Ring | IGI Certified D-E-F VVS-VS

💎 Round Lab-Grown Diamond Rings — Eternal Sparkle, Iconic Perfection

Discover the epitome of timeless elegance with our Round Lab-Grown Diamond Rings collection. ✨ Celebrated for their unmatched brilliance and universal appeal, round brilliant cuts are the most iconic diamond shape — designed to maximize sparkle and reflect light like no other.

Our curated collection offers everything from classic solitaires to intricate pavé bands, hidden halo designs, and bold three-stone masterpieces. Each round lab-grown diamond ring showcases exceptional symmetry, cutting precision, and fire, making it the perfect symbol of forever love and unwavering commitment.

Crafted ethically with IGI-certified lab-grown diamonds, these rings deliver luxury and purity you can feel proud of wearing.

Why Choose a Round Lab Diamond Ring?

💫 Ultimate Brilliance — Round cuts have 58 expertly calculated facets that create a captivating dance of light and unrivaled sparkle from every angle.

🌿 Sustainably Created — Each diamond is lab-grown and IGI certified, ensuring beauty without compromise and a commitment to ethical craftsmanship.

🎨 Versatile & Personal — From minimalist six-prong solitaires to vintage-inspired pavé halos, modern split bands, and romantic two-tone cathedral designs - you can customize each piece in your choice of yellow, white, rose gold, or platinum.

💰 Maximum Beauty, Best Value — Enjoy larger carat weights and superior clarity (VVS–VS) without the steep price tag of traditionally mined diamonds.

🔗 Other Collections You’ll Adore

Emerald Lab Diamond Rings — For geometric brilliance and sleek lines.

Oval Lab Diamond Rings — Elegant elongation for a graceful hand.

Halo Diamond Rings — Extra sparkle for a truly radiant statement.

💍 Round Diamond Collection Favorites

1.50ct Six-Claw Solitaire — A timeless classic embodying pure romance.

2.50tcw Three-Stone Vintage Ring — Representing your past, present, and future.

💥 2.00ct Bezel Knife Edge Solitaire — Minimalist sophistication with bold character.

💎 2.50ct Pave Band Engagement Ring — For those who want to sparkle endlessly from every angle.

🛡 Shop with Complete Confidence

IGI Certified — Assuring authenticity, quality, and peace of mind.

Lifetime Warranty — Your love deserves to shine forever, and so should your ring.

Worldwide Insured Shipping — Delivered safely and securely to your doorstep anywhere in the world.

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.