Order before Feb. 10th and get it before Valentine's.

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Free insured shipping in Europe.

Lifetime free cleaning and polishing.

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Find Your Ring Size

Royal Coster
Diamonds Size
Internal Diameter / Circumference (mm)​
14,01
14,33
14,65
14,97
15,21
15,61
15,92
16,24
16,56
16,88
17,20
17,52
17,83
18,15
18,47
18,79
19,11

How To Measure

The Hands-on Method​ Measure an Existing Ring
  • 1. Grab a tape measure, length of string or strip of paper.
  • 2. 2. Wrap one of these objects around your finger. Mark the place where the two end of the measuring object come together.
  • 3. When using string or paper grab a ruler. Lay it on a flat surface and measure to where the marked point is.
  • 4. Use the chart presented above to acquire the correct ring size.

Delivery Time

In Stock

We always strive to deliver your order as quickly as possible. Usually shipping within the Netherlands takes 1 -2 working days. However, the estimated delivery time depends on several factors. For example your location and your order. You can track your order via the supplied Track and Trace code. As soon as your product is shipped by us, we will send you the corresponding Track and Trace code. Your personal diamond advisor can also tell you the status of your order.

Out Of Stock

If we do not have the chosen product in stock, we will make it for you in the desired size/style. Before we send the jewel, it will undergo several checks to guarantee the quality of the jewel. After completion of this, we will send the jewelry to you. The delivery time depends on your order. The estimated delivery time will be 6 to 8 weeks.

Custom made order

If you want to order a personalized item, we will make it (tailor-made) especially for you. Before we send the jewel, it will undergo several checks to guarantee the quality of the jewel. After completion of this, we will send the jewelry to you. The delivery time depends on your order. Please contact your personal diamond advisor about the status of this.

7 days a week

Get In Touch

Email, chat or call to consult us on your next purchase.

VISIT US

VIEW IN STORE

Visit your favorite items at our Flagship location in Amsterdam.