Create your engagement ring

Discover the possibilities



Create your engagement ring



Discover the possibilities

Jewelry Offers


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Tours in Amsterdam


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  • Our history

    Gassan Story

    Gassan Diamonds was founded in October 1945 by Samuel Gassan. The diamond is mainly occupied with sharpening of diamond and the import and export of both rough and polished diamonds, gems and jewelery. Gassan Diamonds was a wholesaler and retailer simultaneously. From all corners of the world came tourists to Amsterdam to see diamond cutters at work.

    Samuel Gassan noticed by tourists to give an explanation about diamond and the craft of diamond grinding that they bought diamonds. Since 1955, Gassan Diamonds receives tourists and to this day proves this formula extremely successful. Gassan Diamonds has won a record number of visitors in 2013, more than 400,000 people. At Gassan Diamonds are spoken 26 different languages, so everyone can enjoy a unique tour. Also, it is nice to book the tour for Dutch.

    The uniqueness of Gassan Diamonds is that you can put together your own jewel. You choose a setting + a diamond shape, and you can copy assembled within 30 minutes are ready. This is particularly widely used in the unique Gassan 121 diamond.


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  • Our diamond shape

    Gassan 121, the perfect cut.

    For generations the diamond polishers at Gassan Diamonds have the wonderful brilliance of cut diamond optimized.

    They worked on the symmetry of each of the 57 faces with only one goal in mind: perfect beauty. Naturally, the next generation diamond cutters will still dealing with the same purpose.


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Gassan Service

Nothing is more important than our clients

Support to customers

Live chat: We offer our customers the opportunity to ask questions between 09:00 to 18:00 pm (Central European Time)

14 days return: We offer a 14 day return policy on every item to ensure that you are completely satisfied with your experience at Gassan. This only applies to online sales.

Secure payment

We want to make your shopping experience as comfortable and safe as possible. We use the latest security technology to ensure that your credit card details remain secure. This technology allows you to pay securely online with every order.

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  • Maestro logo
  • MasterCard logo

Assured send

We can guarantee that we will ship your products in a quick and safe method. Once your order has been shipped, it is safe and secure on our site to your location.

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  • PostNl logo

Quality of product

Gassan strives for the best quality for its products. She makes sure that its products are of excellent quality. Our products are manufactured using superior materials and checked for exceptional quality. We are confident that you will be very satisfied with our products.

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