Assorted collection of antique buckles. 4 pieces

Assorted collection of antique buckles. 4 pieces All different designs of oval and rectangular shapes inset with some clear stones Size is about 2" w, 1.5" h (slightly different from each other) Please see the photos with measurements. Not sure when they are exactly from. I purchased them at the Flea market in Paris Porte de Clignancourt, Les Puces de Saint-Ouen ( Les Puces ). Was told they are Made in France from late 19 century at that time. In metal but not sure the kinds. Good antique condition There is one stone missing from one buckle. Selling as is.