Global Diamond Certification
Internationally Recognized Certification
Every Diamante diamond is accompanied by an independent certificate from IGI, GIA, or HRD. These documents verify your diamond's cut, clarity, color, and carat and are recognized worldwide for insurance, valuation, resale, and future upgrades.
IGIHRD AntwerpGIA
Lifetime Brilliance Care
Professional Cleaning and Polishing
Every Diamante piece is entitled to professional cleaning and polishing performed by our specialists to restore natural sparkle and protect the setting. Available up to five times over the lifetime of the piece.
Radiance Preservation Cloth
Premium Diamond Care Cloth
A premium care cloth is included with every purchase. Made from soft, non-abrasive material, it gently removes fingerprints and surface marks between professional cleanings.
Signature Mark Engraving
Personalized Engraving Service
Add a name, a date, or a personal message to your Diamante diamond. Each engraving is executed with precision on selected designs, turning your piece into something that is only yours.
Perfect Fit Guarantee
Complimentary Resizing Service
Your ring should fit perfectly now and in the future. Our resizing service on selected designs ensures your piece remains as comfortable to wear as it is beautiful, regardless of how life changes.
Future Upgrade Privilege
Upgrade and Pay Only the Difference
Within six months of your purchase, you can move to a larger or higher-grade diamond and pay only the difference in value. Your original purchase retains its worth.
Guaranteed Buy-Back Assurance
70% Buy-Back Within One Year
Within one year of purchase, Diamante will buy your diamond back at 70% of its original value. A transparent policy that reflects our confidence in every piece we sell.