Knowledge base

• FAQ

  General information

  • What is Royal Coster Diamonds?
  • What are your opening hours?
  • Where are you located?
  • Are you focused on dutch visitors or international visitors?
  • Who is working there?

  Visiting Royal Coster Diamonds

  • I am a tour leader, guide or work at a tour operator. Where can I find more information?
  • Is there a way to combine my trip to Royal Coster with other activities in Amsterdam?
  • Which tours, experiences and/or workshops do you offer?
  • How can i contact you to book a our or describe my product wishes
  • Do I need an appointment to visit you?

  About our diamonds

  • Are the diamonds you offer natural or lab grown
  • Are your diamonds certified?
  • What are the 4 C’s?

• General

  Agents Only

  • How do I customize my Help Center?
  • What are these sections and articles doing here?

  Announcements

  • Your community is ready for users
  • Welcome to your Help Center!