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Find Your Ring Size

Royal Coster
Diamonds Size
MM / INCH (Circumference)
48 / 1.89 48 4½ 8
49 / 1.93 49 9
50 / 1.97 50 K 10
51 / 2.01 51 L 11
52 / 2.05 52 6 12
53 / 2.09 53 13
54 / 2.13 54 14
55 / 2.17 55 O 15
56 / 2.20 56 P 16
57 / 2.24 57 8 17
58 / 2.28 58 18
59 / 2.31 59 R 19
60 / 2.36 60 9 S 20

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Discover the brilliance of Amsterdam as the city of jewels and diamonds.

Amsterdam's Diamond History: A Heritage of Brilliance

Amsterdam, the capital of the Netherlands, has been known for centuries as the city of jewels and diamonds. This reputation stems from the city's rich history and involvement in the diamond industry.

Royal Coster Diamonds: An Icon of Craftsmanship

One of the most prominent establishments still in operation is Royal Coster Diamonds, located at Museumplein in Amsterdam. Founded in 1840, Royal Coster Diamonds is the country's oldest diamond factory and has a rich tradition of diamond cutting and crafting gold jewelry.

What to Consider When Choosing a Jeweler

When choosing a jeweler, it is essential to consider various aspects. In addition to the reputation and experience of the jeweler, the quality of craftsmanship and the level of service provided are of great importance. Royal Coster Diamonds has built an excellent reputation as a trustworthy jeweler with years of experience and expertise.

Jewelers Then and Now: Royal Coster Diamond's Unique Approach

The profession of jeweler has evolved significantly over time. In the past, it was primarily focused on the artisanal crafting of handmade jewelry. Today, Royal Coster Diamonds offers a unique blend of traditional craftsmanship and modern possibilities, both online and at it's flagship location.

Discover the Brilliance at Royal Coster Diamonds

Whether you want to visit the factory, purchase an existing piece of jewelry, or create your own unique design, Royal Coster Diamonds in Amsterdam is ready to meet all your jeweler needs. Explore the beautiful world of diamonds and jewelry in this enchanting city full of radiance and allure.

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Visit your favorite items at our Flagship location in Amsterdam.