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1 Carat Round Cut Lab Grown Diamond Solitaire Engagement Ring
1 Carat Round Cut Lab Grown Diamond Solitaire Engagement Ring
A classic four-prong solitaire with a 1.03 ct IGI certified round lab grown diamond, made to order in your choice of metal.
- IGI certified 1.03 ct round diamond, E–F color, VVS–VS clarity
- Available in 10K Gold, 14K Gold, 18K Gold, Platinum
- Made to order and checked at our New York office
- Free, insured shipping within the US
Please choose your metal color.
Please choose your ring size.
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Everything you need, worry-free.
Free US Shipping & 30-Day Returns
Made to Order in 12–14 Days
IGI Certified Diamonds
Free Ring Resizing
Made to order. Order today and it arrives by Tuesday, 03 Nov
Need help choosing?
Talk to our jewelry team. We're here 24/7 by phone, WhatsApp, email and live chat.
Product Details
Product Details
Timeless, elegant, and effortlessly sophisticated, this Round Lab Grown Diamond Solitaire Engagement Ring showcases a stunning 1.03 carat round brilliant lab grown diamond in a classic four-prong setting. Designed to maximize brilliance while maintaining a refined, minimalist silhouette, this solitaire ring is the perfect symbol of everlasting love.
The IGI Certified center diamond features exceptional E–F color and VVS–VS clarity, delivering remarkable sparkle and outstanding quality. Crafted with a sleek high-polish band, this engagement ring offers enduring beauty that complements every style, making it a cherished piece for generations.
Diamond and Setting Details
- Jewelry Type: Engagement Ring
- Ring Style: Solitaire Ring
- Diamond Type: Lab Grown Diamond
- Center Diamond Shape: Round Brilliant Cut
- Center Diamond Size: 6.50 mm
- Center Diamond Weight: 1.03 Carat
- Diamond Color: E–F
- Diamond Clarity: VVS–VS
- Exact Color and Clarity: Want a specific grade? Enter it in the Engraving / Custom Text box when you order.
- Certification: IGI certificate ( For center diamonds)
- Sample 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).
- Setting Style: Four Prong Solitaire
- Customization: Available
- Production Type: Made To Order
Ring Features
- 1.03 carat round brilliant lab grown diamond
- IGI Certified center diamond
- Timeless four-prong solitaire setting
- Premium E–F color and VVS–VS clarity
- Sleek and comfortable high-polish band
- Classic minimalist engagement ring design
- Expertly handcrafted fine jewelry
- Available in 10K Gold, 14K Gold, 18K Gold and Platinum
- Available in Yellow Gold, White Gold and Rose Gold
- Made to order with customization available
Why You'll Love It
A timeless solitaire design that never goes out of style. Round brilliant cut maximizes sparkle and brilliance. IGI Certified diamond ensures trusted quality and authenticity. Elegant profile pairs beautifully with virtually any wedding band. A refined heirloom-quality engagement ring designed for everyday wear.
New to lab grown diamonds? Read our lab grown diamond guide and guide to the 4Cs, or find your ring size before you order.
Made to Order & Production Time
Please allow 12–14 business days for production before dispatch. Shipping time is additional.
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
Every piece is made to order and arrives in 12 to 14 business days. Shipping is free and fully insured within the US, and we also ship to many other countries, with options shown at checkout. Each piece is carefully packaged, and you will get a tracking number as soon as it ships.
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.
What Happens After You Order
What Happens After You Order
1. Order confirmation. You get an email with your order details right away.
2. Crafting. Your piece is made to order and checked at our New York office.
3. Shipping. It arrives in 12 to 14 business days, insured, and you get a tracking number as soon as it ships.
4. Questions any time. If you need to change something, contact us as soon as possible and we will help.
Virtual Appointment
Visit us in person or connect with us virtually for a one-on-one consultation with a jewelry expert.
Monday–Friday: 10am–6pm 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.
Great Value
Usually priced well below a mined diamond of the same size and quality, so your budget goes further.
Responsibly Made
Grown in a lab, so no mining is involved.
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 Milagros Jewel 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.
Shipping is free and insured within the US. Other countries see their shipping options at checkout.
