1.20 CT Radiant Lab-Grown Diamond Hidden Halo Engagement Ring
1.20 CT Radiant Lab-Grown Diamond Hidden Halo Engagement Ring
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● Description
Exquisite Lab-Grown Diamond Engagement Ring
Introducing our exquisite lab-grown diamond engagement ring, a symbol of elegance and timeless beauty. At the heart of this stunning masterpiece lies a breathtaking 1.20 CT radiant-cut diamond, ethically grown and celebrated for its superiority and best-in-class quality.
Diamond Details
- Color: D/VVS1, E/VVS1, EF/VS1
- Cut: Excellent
- Clarity: Free from inclusions
- Certification: Validated by IGI
Complementary Side Accents
Complementing the main stone are delicate side accents featuring equally mesmerizing lab-grown diamonds with a total carat weight of 0.14. Their classic round shape paired with DEF color and VS clarity adds an extra layer of brilliance, enhancing the overall allure of the piece.
Material and Customization
Our engagement ring is available in your choice of radiant white, warm yellow, or romantic rose solid gold, with 10KT, 14KT, or 18KT options to match your personal style and preference. Each ring is authenticity stamped, ensuring the highest level of quality and craftsmanship.
- Personalization: Personalize your precious piece with our complimentary engraving service, available in color or black.
Package and Gifts
- Luxurious jewelry box
- Certificates of authenticity
- Jewelry cleaning kit
- Gift card for future use
- Surprise gift included with your order
Warranty and Assurance
To further assure your peace of mind, our piece is backed by a lifetime limited warranty, a testament to our commitment to lasting quality. Embrace the enchantment of everlasting elegance with this remarkable engagement ring, crafted to celebrate your most cherished moments.
Customization
Customization
Want to change this design or don’t see what you want? We can customize most existing designs or custom make a ring from scratch.
Start designing your custom piece by filling out this form.
Shipping Information
Shipping Information
Each product is made to order and will ship in approximately 3-4 weeks. For special requests please contact us. We try our best to accommodate. All products ship with signature required, tracking, and insurance through FedEx.
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Warranty Repair
Warranty Repair
The Altered Carbon has mastered the craft of fine jewelry, setting the standard in the industry with its unparalleled warranty and service program. Our dedication to excellence ensures that each piece reflects our commitment to quality and customer satisfaction, making us a leader in the jewelry world.
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See The Altered Carbon up close with a personal appointment. Explore our jewelry in person through your device. Book a Call.

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 |
Lab Grown Diamonds
Make Style Effortless — Lab grown diamonds offer an affordable alternative for sparkle making brilliant style effortless.
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What’s Included?
Our extensive collections span every generation and price point, allowing us to connect with our customers' celebrations at each stage of their lives.
Shop Confidently
Experience peace of mind with our 1 year exchange policy on all engagement rings for an equal or greater value.
Unique Serial Number
The Altered carbon jewelry piece bears a unique serial number, reflecting its distinct design and connecting you to its origins.
Certificate of Authenticity
The serial number allows you to access a digital Certificate of Authenticity showcasing the GIA verified diamonds, ensuring the authenticity and craftsmanship of your piece.
Sustainability
Ethically sourced fine jewelry crafted from recycled gold materials.
Let customers speak for us
Virtual Appointment
Discover your perfect engagement ring at a virtual showroom appointment. Explore our most sought-after designs





