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  1. Tanzanite 11,39ct

    CHF10,900.00
    Tanzanite 11,39ct
    CHF10,900.00

    Variety :         Tanzanite

    Cut :               Pear

    Weight :          11,39ct

    Size :              15,50 x 12,00 x 9,50mm

    Clarity :           Loupe Clean

    Country :         Tanzania

    All our stones comes with a certificate delivered by a Graduate Gemologist.

     

     

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  2. Variety :         Garnet Malaya

    Cut :               Emerald

    Weight :          4,13ct

    Size :              10,70 x 7,40 x 5,00mm

    Clarity :           Loupe Clean

    Country :         Tanzania

    All our stones comes with a certificate delivered by a Graduate Gemologist.

     

     

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  3. Variety :         Garnet Malaya

    Cut :               Emerald

    Weight :         5,47ct

    Size :              10,70 x 8,80 x 5,70mm

    Clarity :           loup clean

    Country :         Tanzania

    All our stones comes with a certificate delivered by a Graduate Gemologist.

     

     

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  4. Variety :         Garnet Malaya

    Cut :               Emerald

    Weight :          6,32ct

    Size :              10,70 x 9,50 x 6,10mm

    Clarity :           Loupe Clean

    Country :         Tanzania

    All our stones comes with a certificate delivered by a Graduate Gemologist.

     

     

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  5. Tanzanite 4,64ct

    CHF3,500.00
    Tanzanite 4,64ct
    CHF3,500.00

    Variety :         Tanzanite

    Cut :               Pear

    Weight :         4,64ct                                                          

    Size :              11,60 x 9,00 x 6,30mm

    Clarity :           Loupe Clean

    Country :         Tanzania

    All our stones comes with a certificate delivered by a Graduate Gemologist.

     

     

     

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  6. Variety :         Tanzanite

    Cut :               Oval

    Weight :          4,84ct

    Size :              11,90 x 8,90 x 6,45mm

    Clarity :          Loupe clean

    Country :        Tanzania

    All our stones comes with a certificate delivered by a Graduate Gemologist.

     

     

     

     

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  7. Tanzanite 5,37ct

    CHF4,650.00
    Tanzanite 5,37ct
    CHF4,650.00

    Variety :         Tanzanite

    Cut :               Oval

    Weight :          5,37ct

    Size :              11,90 x 8,65 x 6,85mm

    Clarity :          Loupe-Clean

    Country :        Tanzania

    All our stones comes with a certificate delivered by a Graduate Gemologist.

     

     

     

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  8. Tanzanite 10,68ct

    CHF9,600.00
    Tanzanite 10,68ct
    CHF9,600.00

    Variety :         Tanzanite

    Cut :               Oval

    Weight :          10,68ct

    Size :              15,45 x 12,30 x 8,10mm

    Clarity :          Loupe clean

    Country :        Tanzania

    All our stones comes with a certificate delivered by a Graduate Gemologist.

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  9. Tanzanite 11,90ct

    CHF11,250.00
    Tanzanite 11,90ct
    CHF11,250.00

    Variety :         Tanzanite

    Cut :               Oval

    Weight :          11,90ct

    Size :              15,15 x 13,20 x 9,50mm

    Clarity :          Loupe clean

    Country :        Tanzania

    All our stones comes with a certificate delivered by a Graduate Gemologist.

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  10. Opal 34,31ct

    CHF11,900.00
    Opal 34,31ct
    CHF11,900.00

    Variety :         Opal

    Cut :               Cabochon

    Weight :          34,31ct

    Size :              35,30 x 19,80 x 11,10mm

    Country :        Ethiopia

    All our stones comes with a certificate delivered by a Graduate Gemologist.

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  11. Opal 60,24ct

    CHF20,900.00
    Opal 60,24ct
    CHF20,900.00

    Variety :         Opal

    Cut :               Cabochon

    Weight :          60,24ct

    Size :              37,50 x 27,70 x 13,50mm

    Country :        Ethiopia

    All our stones comes with a certificate delivered by a Graduate Gemologist.

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  12. Opal 57,04ct

    CHF19,900.00
    Opal 57,04ct
    CHF19,900.00

    Variety :         Opal

    Cut :               Cabochon

    Weight :          57,04ct

    Size :              31,40 x 28,00 x 12,70mm

    Country :        Ethiopia

    All our stones comes with a certificate delivered by a Graduate Gemologist.

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Marc Chevalier is a gemologist who graduated from the Idar-Oberstein School of Gemology in Germany in 1989.

Passionate about minerals from the age of eight years old, he pursued two years of Geology at the University of Lausanne, and has more than 30 years of experience in the field of sale and purchase of diamonds and precious stones for watchmaking and jewelry.  He has worked in various companies such as Rolex, Golay-Buchel, in the central purchasing of precious stones at the Swatch Group as a Senior Purchaser Gemologist. He has travelled widely and has visited different mines around the world, such as those in Brazil, Kenya and Tanzania to name a few.  He was able to forge a network of relationships around the world which allows him to find exceptional stones in the most beautiful and best qualities of purities and sizes possible.  During one of these trips to Kenya, he decided to set up on his own and to offer his specific knowledge of the different of stones to as many people as possible.