This French platinum ring appears to have been likely inscribed to commemorate the marriage of M Ch. Fourré and Ce (or Cl?) Leroux. The date June 7th, 1938 is inscribed in French as 7 Juin 1938. 
Size: 7.5 US
Materials: Platinum (acid tested)
Hallmarks: Maker’s mark on outside of band 
Weight: Approx. 2.86g. 
Circa 1930s