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We only work with professionals.
If you are an invidual, please talk to your jeweller, who will consult with us.
Contact details
CGL
8 rue de Champagne
57155 MARLY
FRANCE
Visits by appointement only
We only work with professionals.
If you are an invidual, please talk to your jeweller, who will consult with us.
CGL
8 rue de Champagne
57155 MARLY
FRANCE
Visits by appointement only