Sphere Diamond
Round Cut Diamond Pendant Necklace
Round Cut Diamond Pendant Necklace
Material
Product Details
Product Details
- Metal: White gold 18k/ Yellow gold 18k
- 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
Round Cut Diamond Pendant Necklace
The Round Cut Diamond Pendant Necklace by Sphere Diamond is a timeless fine jewelry piece designed to celebrate everyday elegance. Featuring a brilliant Round Cut Lab Grown Diamond, this classic solitaire pendant delivers exceptional sparkle and sophistication, making it perfect for daily wear or meaningful occasions.
Expertly handcrafted with premium materials, the pendant is designed to maximize light performance while maintaining a clean and elegant silhouette. The classic round brilliant cut is renowned for its unmatched fire and brilliance, creating a luxurious necklace that never goes out of style.
Every Lab Grown Diamond Necklace is individually Custom Made. Choose your preferred diamond size, chain length, precious metal, and finish. Available in 18K White Gold, Yellow Gold, Rose Gold, and Platinum to perfectly match your personal style.
Our premium Lab Grown Diamonds possess the same physical, chemical, and optical properties as mined diamonds while offering a more ethical, sustainable, and exceptional value alternative. IGI Certified diamonds are available for qualifying center stones.
Product Highlights
- Round Brilliant Lab Grown Diamond
- Classic Solitaire Pendant Necklace
- Custom Made Lab Grown Diamond Necklace
- 18K White Gold, Yellow Gold, Rose Gold & Platinum Available
- IGI Certified Diamond Available
- Luxury Fine Jewelry
- Exceptional Fire & Brilliance
- Minimalist Elegant Design
- Perfect for Everyday Wear
- Lifetime Cleaning & After-sales Service
Perfect For
- Everyday Luxury
- Birthday Gift
- Anniversary Gift
- Wedding Gift
- Bridal Jewelry
- Timeless Fine Jewelry Collection
Discover handcrafted Lab Grown Diamond Necklaces Bangkok Thailand at Sphere Diamond. Every Custom Made Lab Grown Necklace is designed with exceptional craftsmanship to celebrate your unique story with timeless elegance.
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
Are the diamonds certified?
Yes.
Lab-grown diamonds weighing 1.00 carat and above come with an IGI certificate, which independently verifies the diamond's cut, color, clarity, and carat weight.
Diamonds below 1.00 carat are carefully selected and inspected according to Sphere Diamond's strict quality standards to ensure excellent brilliance, craftsmanship, and overall appearance.
What chain or bracelet length should I choose?
Most necklaces and bracelets are crafted in standard lengths designed for comfortable everyday wear.
If you require a different fit, our team can help adjust the length after purchase by adding or removing links or extending the chain where applicable.
Can I customize the diamond size or design?
Absolutely.
You can personalize the diamond size, diamond shape, and overall design to create a jewelry piece that reflects your personal style and story.
What metal options are available?
This design is available in 18K White Gold and 18K Yellow Gold.
Both options offer excellent durability and are suitable for everyday wear while maintaining a luxurious fine jewelry appearance.
Is this necklace or bracelet suitable for everyday wear?
Yes.
Our necklaces and bracelets are designed for everyday wear. To keep your jewelry looking its best, we recommend avoiding exposure to harsh chemicals and removing it before heavy exercise or swimming.
How long does production take?
Most custom-made pieces require approximately 7–14 business days, depending on the design and customization requirements.
Selected ready-to-wear styles may be available for immediate purchase.
Do you provide worldwide shipping?
Yes.
We offer secure worldwide shipping with careful packaging to ensure your jewelry arrives safely and beautifully presented.
Can I visit your showroom in Bangkok?
Yes.
You are welcome to visit our official Sphere Diamond boutique on the 1st Floor of CentralWorld, Bangkok, where our jewelry specialists can assist you in person and help you explore our collection.
