We are delighted that you have shown interest in our company and our collection. One of our experienced diamond consultants will provide you with a response within 24 hours of your request.

We understand that you are eager to hear from us which is why we always aim to reply as soon and adequately as possible. If you want to learn more about Royal Coster Diamonds while you await your response, you can read about our history or take a look at our renowned Royal 201 Collection.

Can't wait? You can reach our diamond consultants 7 days a week between 9am to 5Pm Dutch time (GMT+1) by phone at +31(0) 20 3055 555 or in person at our monumental villa's in the Paulus Potterstraat 2 in Amsterdam.