Make the most beautiful day of your life extra special with this exclusive package compiled by a unique partnership between fashion house Oger, jewelry expert Gassan Diamonds and Hotel De L'Europe in Amsterdam.
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GASSAN Diamonds
Create an account, and use the code provided in the email we just sent to link your tour to the appointment. That way, you know exactly where to be, and when to be there. You can also cancel the tour this way, along with other benefits a GASSAN account brings to you.
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Available for tour guidance
Throughout the facility
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Facility is accessible by everyone
Choices by DL
Frederique Constant 
IWC
Jaeger-LeCoultre
Longines
Rolex