• Watches

      Shop

      High-end Watches

      Luxurious timepieces of superior quality. The latest models of high-end brands such as Rolex, IWC and Jaeger-LeCoultre.

      Shop watches
    • Rings

      Check out all our

      Rings

      Looking for wedding rings, an engagement ring or a ring for a special occasion? Take a look at our collection.

      Shop rings
    • Rings

      Looking for

      Jewelry

      Luxurious jewelry in white, yellow and rose gold. Browse jewelry by well-known brands such as Al Coromm, Choices by DL, Leo Pizzo and Ole Lynggaard. 

      Shop jewelry
    • Rings

      Make your own

      Ringfinder

      Looking for wedding rings, a ring for another special occasion or just because: let’s go.

      Make your own
    Gassan Headquarters Gassan Diamond Polisher Gassan Tours visitors

    Book a guided tour

    Visit our diamond polishing facility in Amsterdam for free. Meet Gassan. We organize private and corporate events, and have special arrangements for engaged couples and VIPs. And check our diamond factory or Rolex boutique. Engaged? We have a wedding tour for lovebirds, and special arrangements for everybody else.

    Book a guided tour

    Wedding rings

    Are you getting married, or do you plan to propose? Gassan has a wide range of engagement and wedding rings to promise your beloved eternal loyalty.

    All wedding rings
    Trouwring
    necklace

    Jewelry

    Luxurious jewelry in white, yellow and rose gold. Browse jewelry by well-known brands such as Al Coromm, Choices by DL, Leo Pizzo and Ole Lynggaard. 

    Shop jewelry

    Our boutiques

    Gassan Headquarters

    Gassan Headquarters

    Nieuwe Uilenburgerstraat 173 - 175

    1011 LN Amsterdam

    Netherlands

    Phone +31 (0)20 622 5333

    More details
    Gassan Dam Square

    Gassan Dam Square

    Rokin 1 - 5

    1012 KK Amsterdam

    Netherlands

    Phone +31 (0)20 624 5787

    More details
    Gassan Boutique

    Gassan Boutique

    P.C. Hooftstraat 84

    1071 CB Amsterdam

    Netherlands

    Phone +31(0)20-2105900

    More details
    Gassan Schiphol Plaza

    Gassan Schiphol Plaza

    Vertrekpassage 1 - 214

    1118 AP Schiphol

    Netherlands

    Phone +31 (0)20-4059920

    More details

    Choices By DL

    Mix and match any way you like! Choices by DL is all about the question why should settle for one thing, when you've got Choices.

    Make your own jewel

    Gassan Ringfinder

    Looking for wedding rings, a ring for another special occasion or just because: let’s go.

    Make your own

    Gassan 121

    Gassan presents the next step toward perfection: the Gassan 121. A breathtakingly cut shape with 121 beautiful facets.

    Learn more

    Besides the Gassan 121 cut, we master all cuts, ranging from brilliant to pearshape or marquise.

    Want to know more about cuts, clarity or carats? Then visit our Diamond Experience Tour or let us explain everyting about diamonds in detail.

    Tell me more

    July 17, 2018 Read more

    July 17, 2018 Read more

    June 21, 2018 Read more

    June 18, 2018 Read more

    June 14, 2018 Read more

    Gassan Headquarters

    Gassan, a brilliant choice

    As a family business we stand for professionalism and the best service.

    Gassan Diamonds was founded in 1945 and is now located in a former diamond factory in Amsterdam.  For over 70 years we have guaranteed our customers the highest-quality diamonds, jewelry and luxury watches.  We are an official dealer of Rolex watches, organize tours of our diamond-cutting plant for 400,000 visitors every year, and have our own patented grinding mold: the Gassan 121.

    More information