3 rue de Normandie & 243 rue Saint-Martin Paris France
- Prior to 1932 they created vanity cases, cigarette cases, compacts, etc. for all the major Parisian jewelers.
1932: Van Cleef & Arpels signed them exclusively.
- Langlois developed and patented the process of Serti Mystérieux (mysterious setting).
2000: Van Cleef & Arpels bought the company and moved it to Place Vendôme.
Mark Struck 1902