Marquise Lab-Grown Diamond Rings

Explore our collection of marquise-cut lab-grown diamond rings. With their elongated shape and timeless elegance, marquise diamonds offer a unique sparkle. Perfect for engagements or special occasions, these rings are crafted with sustainable diamonds. Shop now for graceful, one-of-a-kind designs.

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46 products

0.50ct Marquise Lab Diamond Accent Engagement Ring | IGI Certified | DEF VVS–VS | Custom Gold
1.00ct Marquise Lab Grown Diamond Cathedral Half Bezel Engagement Ring | IGI Certified | VVS–VS Clarity1.00ct Marquise Lab Grown Diamond Cathedral Half Bezel Engagement Ring | IGI Certified | VVS–VS Clarity
1.50ct Marquise Lab Grown Diamond East-West Engagement Ring | IGI Certified | Solitaire
1.50ct Marquise Lab Grown Diamond East-West Engagement Ring | Solitaire | IGI Certified | D-E-F Color | VVS–VS Clarity
1.50ct Marquise Lab Grown Diamond Half Bezel Split Shank Engagement Ring | IGI Certified | VVS–VS Clarity
2.00ct Marquise Lab Diamond Engagement Ring in Yellow Gold | Minimalist Solitaire2.00ct Marquise Lab Diamond Engagement Ring in Yellow Gold | Minimalist Solitaire
2.00ctw Marquise & Pear Toi Et Moi Ring | Lab Grown Diamond | IGI Certified | 10k 14k 18k Gold
2.00tcw Marquise Lab Grown Diamond Hidden Halo Engagement Ring | IGI Certified | Ethical & Custom
2.00tcw Toi Et Moi Engagement Ring | Pear & Marquise Lab Grown Diamond Ring | Two Stone Bypass Ring |  | IGI Certified2.00tcw Toi Et Moi Engagement Ring | Pear & Marquise Lab Grown Diamond Ring | Two Stone Bypass Ring |  | IGI Certified
2.20ct Marquise Lab Grown Diamond Solitaire Ring | 6 Claw Setting | IGI Certified
2.50tcw Marquise Lab Grown Diamond Engagement Ring | Halo | IGI Certified | D-E-F Color | Custom Gold
3.20tcw Marquise Lab Diamond Hidden Halo Engagement Ring | Two-Tone Gold | IGI Certified
3.60tcw Marquise Lab Diamond Engagement Ring | Criss-Cross Band | IGI Certified
4.00tcw Marquise Lab Diamond Engagement Ring | Hidden Halo Pave | IGI Certified | Custom Gold
4.50ct Marquise Lab Diamond Engagement Ring | Two-Tone Hidden Halo | IGI Certified | Custom Gold
5.00tcw Marquise & Emerald Toi Et Moi Lab Diamond Ring | IGI Certified | 10K–18K Gold | AntiqueCut
5.50ct Marquise Lab Diamond Hidden Halo Engagement Ring | Two-Tone Gold | IGI Certified
7.00tcw Marquise Lab Diamond Three Stone Engagement Ring | IGI Certified
Fancy Blue 1.50tcw Marquise Lab Grown Diamond Three Stone Engagement Ring | IGI Certified | White GoldFancy Blue 1.50tcw Marquise Lab Grown Diamond Three Stone Engagement Ring | IGI Certified | White Gold
Fancy Pink Marquise 2.00tcw Lab Diamond Ring | Double Row Side Stones | IGI CertifiedFancy Pink Marquise 2.00tcw Lab Diamond Ring | Double Row Side Stones | IGI Certified
Marquise 0.50tcw Lab Diamond East-West Pave Solitaire Ring | IGI Certified | Yellow Gold
Marquise 0.60ct Lab Grown Diamond East-West Solitaire Engagement Ring | D-E-F Color, VVS-VS Clarity | IGI Certified | Yellow Gold Ring
Marquise 1.30ct Fancy Pink Lab Grown Diamond, Rapture Engagement Ring, VS Clarity - IGI Certificate
Marquise 1.50ct Lab Diamond Solitaire Ring | 6 Claw | IGI Certified | D-E-F | VVS–VS Clarity
Marquise 1.50ct Lab Diamond Solitaire Ring | IGI Certified | DEF Color | VVS–VS Clarity
Marquise 2.10tcw Lab Diamond Flower Engagement Ring | IGI Certified | White Gold
Marquise 2.20tcw Lab Diamond Ring | Two-Tone Hidden Halo Solitaire | IGI Certified
Marquise 2.20tcw Lab Diamond Ring | Two-Tone Hidden Halo Solitaire | IGI Certified
Marquise 2.30tcw Lab Diamond Three Stone Cathedral Engagement Ring | Tapered Baguette | IGI Certified
Marquise 2.30tcw Lab Diamond Three Stone Cathedral Ring | DEF VVS–VS | IGI Certified
Marquise 2.40tcw Lab Grown Diamond Vintage Engagement Ring | Side Stone Cathedral Setting | D-E-F Color | VVS–VS Clarity | IGI Certified
Marquise 2.50tcw Lab Diamond Bypass Ring | IGI Certified | D-E-F VVS–VS | Custom Gold | AntiqueCut
Marquise 2.50tcw Lab Diamond Bypass Ring | IGI Certified | D-E-F VVS–VS | Custom Gold | AntiqueCut
Marquise 2.50tcw Lab Grown Diamond Engagement Ring | Hidden Halo & Side Stones | IGI Certified
Marquise 3.00tcw Lab Grown Diamond Engagement Ring | Unique Side Stone Band | IGI Certified
Marquise 3.50tcw Fancy Pink Lab Diamond Ring | Cluster Halo | IGI Certified | White GoldMarquise 3.50tcw Fancy Pink Lab Diamond Ring | Cluster Halo | IGI Certified | White Gold
Marquise 3.50tcw Lab Diamond Engagement Ring | Three Stone | Pear Side Stones
Marquise 3.60tcw Fancy Yellow Lab Diamond Engagement Ring | Vintage Cathedral | IGI Certified
Marquise 3.60tcw Lab Grown Diamond Ring | 3.00ct Center + 0.60ct Marquise Side Stones | IGI Certified | Yellow Gold Three Stone Ring
Marquise 3.80tcw Lab Grown Diamond Three Stone Engagement Ring, D-E-F Color, VVS-VS Clarity - IGI Certified
Marquise 4.50tcw Lab Diamond Two Stone Engagement Ring | DEF | IGI Certified
Marquise Fancy Pink 3.50tcw Lab Grown Diamond Pear And Round Halo Pave Engagement Ring, VS Clarity - IGI Certified
Marquise Fancy Yellow 6.10tcw Lab Diamond Heart Halo Ring | IGI Certified | VVS–VS
Pear & Marquise Toi et Moi Engagement Ring | 2.40tcw Lab-Grown Diamond Ring | 14k Yellow Gold | IGI CertifiedPear & Marquise Toi et Moi Engagement Ring | 2.40tcw Lab-Grown Diamond Ring | 14k Yellow Gold | IGI Certified
Pear And Marquise 2.80tcw Lab Diamond Engagement Ring | D-E-F VVS-VS | IGI CertifiedPear And Marquise 2.80tcw Lab Diamond Engagement Ring | D-E-F VVS-VS | IGI Certified
Pear And Marquise 2.80tcw Lab Diamond Engagement Ring | EF VS | IGI CertifiedPear And Marquise 2.80tcw Lab Diamond Engagement Ring | EF VS | IGI Certified
💎 Marquise Lab-Grown Diamond Rings — Regal Drama, Unmatched Grace

Step into a world of bold elegance with our Marquise Lab-Grown Diamond Rings collection. 💫 Characterized by their elongated, boat-shaped silhouette and tapered points, marquise-cut diamonds create the illusion of longer, slender fingers — adding a royal touch to every hand they grace.

Originally inspired by French aristocracy, this cut brings a sense of drama and sophistication, while our ethically crafted lab-grown diamonds ensure that your statement piece is as responsible as it is stunning. Each ring is meticulously crafted to highlight the marquise cut’s incredible brilliance, offering a unique and unforgettable sparkle.

Whether you adore minimalist east-west solitaires, striking three-stone designs, or lavish hidden halo masterpieces, this collection celebrates confident love and timeless individuality.

Why Choose a Marquise Lab Diamond Ring?

👑 Elongated Elegance — The marquise shape flatters the finger beautifully, creating an effortlessly graceful look.

🌱 Ethically Brilliant — Every diamond is lab-grown and IGI certified, so you can wear your sparkle with pride, knowing it’s conflict-free and eco-conscious.

🎨 Infinite Creative Possibilities — Choose from hidden halos, east-west settings, vintage bypass bands, and romantic two-tone designs — each customizable in yellow, rose, or white gold, and platinum.

💰 Dramatic Presence, Incredible Value — Larger-looking diamonds, top clarity (VVS–VS), and exceptional color at a fraction of the cost of mined stones.


🔗 Other Collections to Explore

Oval Lab Diamond Rings — For a soft, elongated glow.

Toi et Moi Rings — Symbolizing two souls intertwined.

Hidden Halo Diamond Rings — Extra sparkle from every hidden angle.

💍 Marquise Diamond Collection Highlights

1.50ct East-West Solitaire — A chic twist on a classic, perfect for modern minimalists.

2.50tcw Hidden Halo Engagement Ring — Secret brilliance that mesmerizes from all angles.

🌿 3.60tcw Criss-Cross Band Ring — A bold statement of dynamic love.

💖 5.00tcw Marquise & Emerald Toi et Moi — A poetic union of shapes and stories.

💥 7.00tcw Three Stone Masterpiece — Majestic drama for those who dare to stand out.

🛡 Shop with Complete Confidence

IGI Certified — Your diamond’s authenticity and quality, fully guaranteed.

Lifetime Warranty — Because your forever piece deserves everlasting protection.

Worldwide Insured Shipping — Delivered safely to your door, wherever you are.

A marquise diamond ring isn’t just an accessory — it’s a statement of daring romance and regal grace. ✨


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.