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Resparkle Service

At Royal Coster Diamonds, we offer our exclusive “Resparkle service” to restore your treasured jewelry to its original brilliance. This service is available for all products bought at Royal Coster Diamonds. Our skilled goldsmiths use the latest techniques and equipment to make your jewelry shine like never before. Book your appointment by clicking the button and visit us at Paulus Potterstraat 2 in Amsterdam for your appointment. While you wait, you can explore the rich history of Royal Coster Diamonds and discover over 180 years of exceptional craftsmanship.   

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Make your jewelry sparkle again

Every piece of jewelry that comes in gets a thorough inspection from our goldsmiths. This way they can decide the exact treatment that is necessary.

First, the item gets polished on one of our machines. Signs of wear are slowly removed. Next, your piece of jewelry is placed into an ultrasonic bath which removes all the dirt.

Your beloved piece of jewelry is now as good as new.