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Customer Service

Your right to expect the best

Our excellent personal service goes beyond the moment of shopping. In the unlikely event that you’ve encountered some problems with your diamonds or jewelry, you want reliable customer service. With jewelry being a luxury item, you are in full right to expect a highly dedicated service. And with an established luxury diamond polishing factory such as Royal Coster, that’s exactly the kind of service we provide.
Our customer service is available from Monday to Friday, from 9:00 AM to 5:00 PM. Our reception is also available on Saturdays and Sundays. In our FAQ you can find the answers to most questions.

Contact Customer Service

For general questions, you can call reception between 9:00 AM to 5:00 PM at +31 (0)20-305 5555 or send an e-mail to info@royalcoster.com. For questions or remarks about diamonds, jewelry, tours or workshop, please enter the form.

For general questions, you can call reception between 9:00 AM to 5:00 PM at +31 (0)20-305 5555 or send an e-mail to info@royalcoster.com. For questions or remarks about diamonds, jewelry, tours or workshop, please enter the form.

Enter Form

FAQ

We often receive questions about our diamonds, our jewelry, our prices, tours, and workshops. Probably the answer to your question can be found on our page with frequently asked questions. Not sure yet? Feel free to contact us.

We often receive questions about our diamonds, our jewelry, our prices, tours, and workshops. Probably the answer to your question can be found on our page with frequently asked questions. Not sure yet? Feel free to contact us.

Go to FAQ

Press & Media

Our media kit contains everything needed for press releases and other kinds of media (content): including logo(sets), pictures, videos, brochures, color codes and other guidelines regarding our corporate identity.

Our media kit contains everything needed for press releases and other kinds of media (content): including logo(sets), pictures, videos, brochures, color codes and other guidelines regarding our corporate identity.

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