Waarom Royal Coster
We gaan boven verwachting
De oudste en meest vertrouwde diamantfabriek ter wereld heeft een rijke en boeiende geschiedenis. Royal Coster Diamonds bestaat al heel lang en gaat terug tot minstens 1840.
Onze kernwaarden
Aandacht voor detail
Transparantie
Betrouwbaar
Ondersteunend
Uitzonderlijk Service
Koninklijke behandeling
hoe doen we dit?
Grootste voorraad losse diamanten in Europa
With 20.000 loose diamonds in stock, we have the biggest collection in Europe. If you’re looking for that one special diamond, we can probably provide you with it!
Onze diamanten sieraden zijn handgemaakt in eigen huis
Our diamond polishers and goldsmiths polish and create the jewelry themselves. In their workshop they create the most fascinating and unique masterpieces.
Vier monumentale villa's in hartje Amsterdam
Discover something in every building! See how our craftsmen work on diamond jewelry and enter the world of diamonds in one of our luxurious showrooms.
Wat betekent dit?
Voor elke smaak
Whatever style you prefer, you are in the right hands with us! From solitaire rings, to tennis bracelets and big statements pieces. We got it all. And if you still can’t find that perfect jewel? Our craftsmen can easily create a one-of-a-kind piece for you.
De meest vertrouwde juwelier
Since 1840 many customers have trusted the craftsmen of Royal Coster for their jewelry. Among which royals from all over the world, such as Empress Sisi, King Rama V of Thailand and the Viceroy of China. We work with the highest quality diamonds and our diamond polishers are known for their expertise.
Talloze tevreden klanten
At Royal Coster we don’t only sell diamonds and diamond jewelry, we create stories of happiness and love. We are proud and grateful to be a part of your love journey.
Wat krijg je?
Levenslange service
All jewels that have been bought with us deserve the best care possible. Is there a problem with your jewel or did it lose its sparkle? You are always welcome to visit us and together we will make sure you’ll leave as a happy customer with a sparkling bright jewel, as it’s supposed to!
Wereldwijde levering
From Amsterdam to anywhere in the world! We will do anything to make sure that your beloved jewel will end upon your finger, no matter where you are.
14 dagen retourbeleid.
Are you unsure about your purchase? All our jewels have a 14 day returns policy. This also includes custom made jewelry or jewelry that was personalized.
Bezoek royal coster
Boek een ervaring en leer over ons erfgoed of bezoek ons om meer diamanten en sieraden te zien