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3 Carat Round Lab Grown Diamond Three Stone Engagement Ring
3 Carat Round Lab Grown Diamond Three Stone Engagement Ring
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Free Lifetime Warranty
IGI Certified Diamonds
Free Ring Resizing
Make It Yours - Order today, and we ship by Wednesday, 21 Oct
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Product Details
Product Details
Round Prong Set Three Stone Lab Grown Diamond Engagement Ring features a brilliant round center diamond accented by elegant tapered baguette side diamonds in a timeless three-stone design. The clean lines and refined craftsmanship create a sophisticated silhouette that beautifully enhances the center stone's brilliance.
Designed to symbolize your past, present, and future together, this fine jewelry engagement ring is perfect for proposals, anniversaries, and lifelong celebrations. A timeless gift for her, it offers enduring elegance for everyday wear and unforgettable milestones.
Specifications
- Jewelry Type: Ring
- Ring Style: Three Stone Ring
- Diamond Type: Lab Grown Diamond
- Center Diamond Shape: Round Cut
- Center Diamond Size: 9.30 mm
- Center Diamond Weight: 3.00 Carat Approx.
- Side Diamond Shape: Tapered Baguette Cut
- Side Diamond Size: 5.00 × 2.50 × 1.50 mm
- Side Diamond Weight: 0.50 Carat Approx.
- Diamond Clarity: VVS–VS
- Diamond Color: E–F
- Setting Style: Four-Prong Setting
- Customization: Available
- Certification: IGI certificate ( For center diamonds)
- IGI Report Number: LG828617605 (Sample Reference: You can verify this sample on the IGI website. Your actual diamond will come with its own unique IGI certificate matching your order).
- Production Type: Made to Order
Features
✓ Stunning 3.00 carat approx. round lab grown center diamond.
✓ Elegant tapered baguette side diamonds for a sophisticated three-stone look.
✓ Classic four-prong setting designed to maximize brilliance.
✓ Clean, timeless profile with refined modern styling.
✓ IGI certified center diamond for trusted authenticity.
✓ Available in multiple precious metal and metal color options.
✓ Customizable to suit your personal style.
✓ Perfect for engagements, anniversaries, and milestone celebrations.
Why You'll Love It
This elegant three-stone engagement ring represents your past, present, and future in a timeless design. The brilliant round center diamond is beautifully framed by tapered baguette side diamonds, creating exceptional balance and sparkle. Crafted for everyday elegance and lasting comfort, it's a meaningful symbol of love designed to be cherished for generations.
Materials & Care
Materials & Care
Responsible Materials
Each design is made using 100% certified recycled gold and silver, chosen for their beauty and lower environmental impact. Hallmarked for authenticity and designed to endure.
Simple Care For Longevity
To maintain your piece’s luster, avoid exposure to harsh chemicals and store it in a soft pouch when not in use. Clean gently with a microfiber cloth and mild soap as needed
Shipping & Returns
Shipping & Returns
Delivered With Care
We offer complimentary shipping on all orders above $500. Each piece is carefully packaged to ensure it arrives in perfect condition. Standard delivery times range from 5–9 business days, with express options available at checkout.
Easy Returns and Exchanges
If your piece isn’t quite right, we accept returns and exchanges within 30 days of delivery. Items must be unworn and in original packaging. Begin your return online for a seamless process.
Virtual Appointment
Visit us in person or connect with us virtually for a one-on-one consultation with a jewelry expert.
Daily: 7am–5pm ET Set A Meeting
Size Chart
| US | UK / Australian Size | Inside Diameter (mm) | Circumference (mm) |
|---|---|---|---|
| 3 | F | 14.1 | 44.2 |
| 3.5 | G | 14.5 | 45.5 |
| 4 | H½ | 14.9 | 46.8 |
| 4.5 | I½ | 15.3 | 48.0 |
| 5 | J½ | 15.7 | 49.3 |
| 5.5 | K½ | 16.1 | 50.6 |
| 6 | L½ | 16.5 | 51.9 |
| 6.5 | M½ | 16.9 | 53.1 |
| 7 | N½ | 17.3 | 54.4 |
| 7.5 | O½ | 17.7 | 55.7 |
| 8 | P½ | 18.1 | 57.0 |
| 8.5 | Q½ | 18.5 | 58.3 |
| 9 | R½ | 19.0 | 59.5 |
| 9.5 | S½ | 19.4 | 60.8 |
| 10 | T½ | 19.8 | 62.1 |
| 10.5 | U½ | 20.2 | 63.4 |
| 11 | V½ | 20.6 | 64.6 |
| 11.5 | W½ | 21.0 | 65.9 |
| 12 | X½ | 21.4 | 67.2 |
| 12.5 | Z | 21.8 | 68.5 |
| 13 | Z+1 | 22.2 | 69.7 |
| KA Size | Wrist Diameter (in) | Wrist Diameter (cm) |
|---|---|---|
| Extra Small | 4.76 – 5.25 | 12.1 – 13.3 |
| Small | 5.26 – 5.75 | 13.4 – 14.6 |
| Medium | 5.76 – 6.25 | 14.6 – 15.9 |
| Large | 6.26 – 6.75 | 15.9 – 17.1 |
| Extra Large | 6.76 – 7.25 | 17.2 – 18.4 |
| Extra Extra Large | 7.26 – 7.75 | 18.4 – 19.7 |
| Extra Extra Extra Large | 7.76 – 8.25 | 19.7 – 21.0 |
| Length (in) | Length (cm) |
|---|---|
| 16 | 40.50 |
| 18 | 45.75 |
| 20 | 50.75 |
| 24 | 61.00 |
| 30 | 76.25 |
| 36 | 91.50 |
Size Chart
| US | UK / Australian Size | Inside Diameter (mm) | Circumference (mm) |
|---|---|---|---|
| 3 | F | 14.1 | 44.2 |
| 3.5 | G | 14.5 | 45.5 |
| 4 | H½ | 14.9 | 46.8 |
| 4.5 | I½ | 15.3 | 48.0 |
| 5 | J½ | 15.7 | 49.3 |
| 5.5 | K½ | 16.1 | 50.6 |
| 6 | L½ | 16.5 | 51.9 |
| 6.5 | M½ | 16.9 | 53.1 |
| 7 | N½ | 17.3 | 54.4 |
| 7.5 | O½ | 17.7 | 55.7 |
| 8 | P½ | 18.1 | 57.0 |
| 8.5 | Q½ | 18.5 | 58.3 |
| 9 | R½ | 19.0 | 59.5 |
| 9.5 | S½ | 19.4 | 60.8 |
| 10 | T½ | 19.8 | 62.1 |
| 10.5 | U½ | 20.2 | 63.4 |
| 11 | V½ | 20.6 | 64.6 |
| 11.5 | W½ | 21.0 | 65.9 |
| 12 | X½ | 21.4 | 67.2 |
| 12.5 | Z | 21.8 | 68.5 |
| 13 | Z+1 | 22.2 | 69.7 |
| KA Size | Wrist Diameter (in) | Wrist Diameter (cm) |
|---|---|---|
| Extra Small | 4.76 – 5.25 | 12.1 – 13.3 |
| Small | 5.26 – 5.75 | 13.4 – 14.6 |
| Medium | 5.76 – 6.25 | 14.6 – 15.9 |
| Large | 6.26 – 6.75 | 15.9 – 17.1 |
| Extra Large | 6.76 – 7.25 | 17.2 – 18.4 |
| Extra Extra Large | 7.26 – 7.75 | 18.4 – 19.7 |
| Extra Extra Extra Large | 7.76 – 8.25 | 19.7 – 21.0 |
| Length (in) | Length (cm) |
|---|---|
| 16 | 40.50 |
| 18 | 45.75 |
| 20 | 50.75 |
| 24 | 61.00 |
| 30 | 76.25 |
| 36 | 91.50 |
Size Chart
| US | UK / Australian Size | Inside Diameter (mm) | Circumference (mm) |
|---|---|---|---|
| 3 | F | 14.1 | 44.2 |
| 3.5 | G | 14.5 | 45.5 |
| 4 | H½ | 14.9 | 46.8 |
| 4.5 | I½ | 15.3 | 48.0 |
| 5 | J½ | 15.7 | 49.3 |
| 5.5 | K½ | 16.1 | 50.6 |
| 6 | L½ | 16.5 | 51.9 |
| 6.5 | M½ | 16.9 | 53.1 |
| 7 | N½ | 17.3 | 54.4 |
| 7.5 | O½ | 17.7 | 55.7 |
| 8 | P½ | 18.1 | 57.0 |
| 8.5 | Q½ | 18.5 | 58.3 |
| 9 | R½ | 19.0 | 59.5 |
| 9.5 | S½ | 19.4 | 60.8 |
| 10 | T½ | 19.8 | 62.1 |
| 10.5 | U½ | 20.2 | 63.4 |
| 11 | V½ | 20.6 | 64.6 |
| 11.5 | W½ | 21.0 | 65.9 |
| 12 | X½ | 21.4 | 67.2 |
| 12.5 | Z | 21.8 | 68.5 |
| 13 | Z+1 | 22.2 | 69.7 |
| KA Size | Wrist Diameter (in) | Wrist Diameter (cm) |
|---|---|---|
| Extra Small | 4.76 – 5.25 | 12.1 – 13.3 |
| Small | 5.26 – 5.75 | 13.4 – 14.6 |
| Medium | 5.76 – 6.25 | 14.6 – 15.9 |
| Large | 6.26 – 6.75 | 15.9 – 17.1 |
| Extra Large | 6.76 – 7.25 | 17.2 – 18.4 |
| Extra Extra Large | 7.26 – 7.75 | 18.4 – 19.7 |
| Extra Extra Extra Large | 7.76 – 8.25 | 19.7 – 21.0 |
| Length (in) | Length (cm) |
|---|---|
| 16 | 40.50 |
| 18 | 45.75 |
| 20 | 50.75 |
| 24 | 61.00 |
| 30 | 76.25 |
| 36 | 91.50 |
The Lab-Grown Advantage
Identical & Certified
Chemically and optically identical to mined diamonds, independently certified by the IGI.
Unbeatable Value
Up to 60% less than mined diamonds of the same quality, meaning a larger, better stone for your budget.
Ethically Sourced
100% conflict-free and environmentally conscious without the destructive impact of mining.
Learn About Your Jewelry
We're committed to making your entire experience a pleasant one, from shopping to shipping.
Every item we send comes in our signature Purple Carats packaging. Engagement rings arrive in a deluxe ring box within an elegant presentation box ready for your proposal. The presentation box also secures your appraisal certificate and diamond grading report.
We do create custom pieces. Our designers work with you to bring your vision to life, ensuring every detail reflects your personal style.
Our shipping box won't give away what's inside.
We offer fast and free shipping on every order.
