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Sphere Diamond

Graduated Round Diamond Drop Necklace

Graduated Round Diamond Drop Necklace

Material

White Gold 18k
Yellow Gold 18k

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

  • 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

Free Shipping Worldwide secure delivery
Free Lifetime Warranty Lifetime after-sales support
Lifetime Service Cleaning & professional care
Sphere Diamond Premium Silk Box Luxury packaging included
★★★★★
5.0 Rated Product

Loved by customers for its elegant design, brilliant diamond sparkle, and fine craftsmanship.

Verified Sphere Diamond Customer Review

Customer Review

Google Reviews

★★★★★ 5.0
Google review lab grown diamond necklace and earrings Sphere Diamond Bangkok
★★★★★

“I had a wonderful experience purchasing lab diamond necklace and earrings. The staff help me choose the set that in my budget. They took time to explain and let me try on their product and it come with IGI certificate.”

— Google Review
Google review made to order lab grown diamond jewelry Sphere Diamond Bangkok
★★★★★

“This place is really nice and caring for after service. We really please with the diamond we choose because they provide certificates. The shop assistants are helpful and they are many style to choose from. Very please with the result of our made to order! Really recommend this shop.”

— Google Review
Google review diamond necklace bracelet earrings Sphere Diamond CentralWorld Bangkok
★★★★★

“Sphere Diamond is a very good diamond shop inside CentralWorld, known for its beautiful collection of diamond jewelry and professional service. The store offers diamond sets, rings, bracelets, earrings, necklaces, and elegant jewelry pieces. The showroom is clean, elegant, and well arranged. Staff are attentive, polite, and helpful throughout the shopping experience. Overall, Sphere Diamond at CentralWorld is highly recommended for quality diamonds, trusted service, and elegant collections.”

— Google Review
CentralWorld Bangkok IGI / GIA Certified Lifetime Warranty Free Delivery
Read Reviews on Google

Graduated Round Lab Grown Diamond Necklace

The Graduated Round Lab Grown Diamond Necklace by Sphere Diamond showcases timeless elegance with a beautifully balanced sequence of Round Brilliant Lab Grown Diamonds. The graduated design gently increases in diamond size toward the center, creating exceptional brilliance while naturally enhancing the neckline.

Expertly handcrafted in Bangkok, Thailand, each necklace is created using carefully selected premium lab grown diamonds that deliver outstanding fire, brilliance, and sustainable luxury. The refined graduated silhouette offers effortless sophistication, making it perfect for everyday elegance as well as weddings, celebrations, and formal occasions.

Features

  • Premium Round Brilliant Lab Grown Diamonds
  • Elegant graduated diamond necklace design
  • Exceptional brilliance and light performance
  • Luxury fine jewelry craftsmanship
  • Available in 18K White Gold, Yellow Gold and Rose Gold
  • Custom made to your preferred total carat weight and necklace length
  • Handcrafted by experienced master jewelers
  • Lifetime cleaning, inspection and after-sales service

Why Choose Sphere Diamond?

Sphere Diamond is a leading specialist in Lab Grown Diamond Jewelry in Bangkok, Thailand. Every necklace is handcrafted using premium lab grown diamonds selected for exceptional brilliance, ethical sourcing, and timeless beauty.

Visit our boutique at CentralWorld Bangkok to compare diamond sizes and customize your own Graduated Diamond Necklace with guidance from our diamond specialists.

Perfect For

  • Luxury everyday jewelry
  • Wedding jewelry
  • Bridal jewelry
  • Anniversary gifts
  • Birthday gifts
  • Luxury evening wear
  • Fine jewelry collectors

Contact Diamond Specialist

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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

Discover our Signature

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.

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