At te heart of it since 1840.

At the heart of it. Since 1840.

Your cart

Your cart is empty

Why not explore our new Luna Collection?

  • How to Wear the Engagement Ring and Wedding Band - Royal Coster Diamonds

    How to Wear the Engagement Ring and Wedding Band

    Why we wear an engagement ring The tradition of wearing an engagement ring dates back to many centuries ago. Many believe the idea of a ring...

    Read more
  • Our 8 Diamond Guarantees - Royal Coster Diamonds

    Our 8 Diamond Guarantees

    Royal Coster Diamonds is the best choice for a reason. Not only does our long and rich history tells you that you can trust your jewelry with us. But Royal...

    Read more
  • Our VIP Service - Royal Coster Diamonds

    Our VIP Service

    Our diamond consultants are highly trained and experienced experts in the field of diamond jewelry. This goes beyond "trends" or "style". But means we can give honest and sound advice...

    Read more
  • Discrete Beautiful Packaging - Royal Coster Diamonds

    Discrete Beautiful Packaging

    A well thought out piece of jewelry is stunning on its own. But presentation and packaging is everything. A lot of people overlook the importance of packaging when buying jewelry....

    Read more
  • Care of diamond products - Royal Coster Diamonds

    Care of diamond products

    Diamonds last a lifetime, but sometimes an accident can happen where the diamond can be damaged. To avoid this, here are some tips for caring for diamond products...

    Read more