Contact a diamond consultant

Contact
a diamond consultant

Our award winning diamond consultants help you select the best diamond jewellery for any budget.
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Contact Us

Tour operators/ Travel Agents

If you are an existing contact of Coster Diamonds and if you want to book a tour with us, please call or mail us directly at: T: +31 (0)20-305 5555 or info@costerdiamonds.com

Country Managers

Are you already familiar with one of our country managers and looking to contact him or her

Coster Diamonds B.V.

Paulus Potterstraat 2-6 1071 CZ Amsterdam The Netherlands T: +31 (0)20-305 5555 F: +31 (0)20-305 5556 Open 365 days a week from 09:00 AM to 7:00 PM Email us info@costerdiamonds.com

GET IN TOUCH

Royal Coster B.V. Paulus Potterstraat 2-6
1071 CZ Amsterdam The Netherlands
+31 (0)20-305 5555
+31 (0)20-305 5556

Open daily, including Sundays from 09:00 AM to 17:00 PM

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Coster Diamonds