- Founded: Gaucher & Tonnellier.
- Gaucher partnered with Gariod.
- Gariod became head of the firm.
- Fine chasing and enamel work.
- Pendants often featured a sunburst diamond surmount.
- Specialized in matte gold chains and bracelets with stones
- Later – Art Nouveau jewelry along with classic jewelry.
- Worked with Gautrait.