Fancy Necklace

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.

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.

Absolutely.

You can personalize the diamond size, diamond shape, and overall design to create a jewelry piece that reflects your personal style and story.

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.

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.

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.

Yes.

We offer secure worldwide shipping with careful packaging to ensure your jewelry arrives safely and beautifully presented.

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.