Sphere Diamond
Oval Tulip Infinity Lab Grown Diamond Engagement Ring | IGI Certified
Oval Tulip Infinity Lab Grown Diamond Engagement Ring | IGI Certified
Material
Product Details
Product Details
- Metal: White gold 18k/ Yellow gold 18k/ Rose gold 18k/ Platinum
- Diamond type: Lab Grown Diamond
- Carat: 0.3-10+ carats
- Color: D/ E/ F/ G
- Clarity: IF/ VVS1/ VVS2/ VS1/ VS2
- Certification: IGI Certificate
Shipping & Delivery
Shipping & Delivery
- Free Shipping
- Delivered in Discreet Packaging
- Professional Appraisal
- Sphere Diamond Premium Silk Box
- Lifetime Warranty
- Lifetime Cleaning Service
- Resize Service
- FAQ
We've Got You Covered
Loved by customers for its elegant design, brilliant diamond sparkle, and fine craftsmanship.
Customer Review
Google Reviews
Oval Tulip Infinity Lab Grown Diamond Engagement Ring
Celebrate forever with the elegant Oval Tulip Infinity Lab Grown Diamond Engagement Ring by Sphere Diamond. Inspired by the graceful petals of a tulip and the timeless meaning of the infinity symbol, this sophisticated engagement ring represents everlasting love, commitment, and new beginnings.
The brilliant Oval Lab Grown Diamond is beautifully elevated by a delicate tulip setting, allowing maximum light to enter the diamond for exceptional sparkle. The elegant infinity twist band creates a romantic and contemporary silhouette that flatters every finger.
Premium Lab Grown Diamond
Our premium Lab Grown Diamonds are chemically, physically and optically identical to natural diamonds while offering exceptional value and ethical sourcing. Eligible center stones include an IGI Certificate, providing complete confidence in authenticity and quality.
Why You'll Love It
- Premium Oval Lab Grown Diamond
- Elegant Tulip Setting
- Infinity Twist Band Design
- IGI Certified Diamond Available
- 18K White Gold, Yellow Gold, Rose Gold or Platinum 950
- Fully Custom Made Ring
- Handcrafted by Sphere Diamond
- Lifetime After-sales Service
Perfect For
- Lab Grown Diamond Ring
- Oval Engagement Ring
- Engagement Ring Bangkok
- Lab Grown Diamond Bangkok Thailand
- Custom Made Ring
- Luxury Engagement Ring
- Oval Diamond Ring
- Proposal Ring
Why Choose Sphere Diamond
- Lab Grown Diamond Specialist in Bangkok
- IGI Certified Diamonds
- Custom Made Jewelry
- Boutique Showroom at CentralWorld Bangkok
- Ready in approximately 7–14 days
- Rush production available from as little as 3 days
- Professional Diamond Consultation
- Lifetime Cleaning & Inspection
Sphere Diamond specializes in Lab Grown Diamond Rings in Bangkok, creating timeless engagement rings with exceptional craftsmanship. Whether you are looking for a Lab Grown Diamond Ring, Engagement Ring Bangkok, or a personalized Custom Made Ring, our experts are ready to bring your dream ring to life.
Contact Diamond Specialist

Signature Collection
Inspired by timeless strength and elegance of the Eiffel-Tower, a symbol of enduring love at the heart of Paris, Meticulously crafted to cradle your diamond with grace, and illuminate every moment of your love story
Product Questions
Frequently Asked Questions
Is the diamond IGI or GIA certified?
Yes.
Sphere Diamond lab-grown diamonds are IGI certified, while natural diamonds are GIA certified. Each certificate verifies the diamond’s cut, color, clarity, and carat weight for complete transparency and confidence.
Can I customize the center diamond?
Absolutely.
You can personalize the diamond shape, carat size, color, clarity, and metal type to create a ring that reflects your personal love story.
How long does production take?
Most new custom-made rings require approximately 7–14 business days, depending on the design and diamond selection. Ready-to-wear pieces may be available immediately.
Do you offer resizing?
Yes.
We offer ring resizing services to ensure the perfect fit. Our team will guide you through sizing before and after purchase if needed.
Is this ring available in Platinum?
Yes.
This design can be crafted in Platinum 950, 18K White Gold, 18K Yellow Gold, or 18K Rose Gold.
Can I view the ring in person at CentralWorld?
Yes.
You are welcome to visit our official boutique at CentralWorld Bangkok for a private consultation and to experience the ring in person.
Do you provide worldwide shipping?
Yes.
We offer secure worldwide shipping with careful packaging and full insurance coverage for selected destinations.
What is the warranty policy?
All Sphere Diamond jewelry comes with lifetime after-sales service support, including cleaning, inspection, and professional care recommendations. Warranty terms may vary depending on the product type and customization.







